What's the difference between become and happen?

Become


Definition:

  • (p. p.) of Become
  • (v. i.) To pass from one state to another; to enter into some state or condition, by a change from another state, or by assuming or receiving new properties or qualities, additional matter, or a new character.
  • (v. i.) To come; to get.
  • (v. t.) To suit or be suitable to; to be congruous with; to befit; to accord with, in character or circumstances; to be worthy of, or proper for; to cause to appear well; -- said of persons and things.

Example Sentences:

  • (1) What's to become of Tibetan stability and cohesion then is anyone's guess.
  • (2) Stimulation is also observed with mixtures of APC expressing DPw3 and APC expressing A1, and likewise, DPw3+ APC become stimulatory when preincubated with supernatants from A1-positive cells.
  • (3) With aging, the blood vessel wall becomes hyperreactive--presumably because of an augmented vasoconstrictor and a reduced vasodilator responsiveness.
  • (4) In a climate in which medical staffs are being sued as a result of their decisions in peer review activities, hospitals' administrative and medical staffs are becoming more cautious in their approach to medical staff privileging.
  • (5) Peripheral vascular surgery has become an increasingly common mode of treatment in non-university, community hospitals in Sweden during the last decade.
  • (6) Since 1987, it has become possible to obtain immature ova from the living animal and to let them mature, fertilize and develop into embryos capable of transplantation outside the body.
  • (7) Community owned and run local businesses are becoming increasingly common.
  • (8) When TSLP was pretreated with TF5 in vitro, the most restorative effects on the decreased MLR were found in hyperplastic stage and the effects were becoming less with the advance of tumor developments.
  • (9) In platform shoes to emulate Johnson's height, and with the aid of prosthetic earlobes, Cranston becomes the 36th president: he bullies and cajoles, flatters and snarls and barks, tells dirty jokes or glows with idealism as required, and delivers the famous "Johnson treatment" to everyone from Martin Luther King to the racist Alabama governor George Wallace.
  • (10) But becoming that person in a traditional society can be nothing short of social suicide.
  • (11) But the wounding charge in 2010 has become Brown's creation of a structural hole in the budget, more serious than the cyclical hit which the recession made in tax receipts, at least 4% of GDP.
  • (12) A tiny studio flat that has become a symbol of London's soaring property prices is to be investigated by planning, environmental health and fire safety authorities after the Guardian revealed details of its shoebox-like proportions.
  • (13) As the requirements to store and display these images increase, the following questions become important: (a) What methods can be used to ensure that information given to the physician represents the originally acquired data?
  • (14) When irradiated circular DNA, previously nicked by T4 endonuclease V, is briefly exposed to elevated temperature, the DAN becomes susceptible to the action of exonuclease V, and pyrimidine dimers are selectively released.
  • (15) They also note surveys that show British voters becoming more Eurosceptic, not less.
  • (16) The results indicated that roughly 25% of patients treated in this way will become hypothyroid after 5 years and that 85% are cured (need no further therapy during the follow-up period) using a single dose of iodine-131.
  • (17) To become president of Afghanistan , Ashraf Ghani Ahmadzai changed his wardrobe and modified his name, gave up coffee, embraced a man he once denounced as a “known killer” and even toyed with anger management classes to tame a notorious temper.
  • (18) Solely infectious waste become removed hospital-intern and -extern on conditions of hygienic prevention, namely through secure packing during the transport, combustion or desinfection.
  • (19) It was concluded that the detachment of the oxaloyl residue from oxaloacetate and its replacement by a proton proceed with inversion of configuration at the methylene group which becomes methyl during the hydrolysis.
  • (20) After early repair of congenital cardiovascular defects, such as coarctation of the aorta, late stenosis may become a problem.

Happen


Definition:

  • (v. i.) To come by chance; to come without previous expectation; to fall out.
  • (v. i.) To take place; to occur.

Example Sentences:

  • (1) He is also the foremost theorist of the Tijuana-San Diego border in terms of what happens when the urban culture of the developing world collides with that of the developed world.
  • (2) Would people feel differently about it if, for instance, it happened on Boxing Day or Christmas Eve?
  • (3) "At the same time, however, we cannot allow one man's untrue version of what happened to stand unchallenged," he said.
  • (4) I think part of it is you can either go places where that's bound to happen.
  • (5) These results do not support the view that in the rat pheromones from adult males enhance puberty in females, contrary to what is known to happen in the mouse.
  • (6) The only way we can change it, is if we get people to look in and understand what is happening.” Facebook Twitter Pinterest Dean, Clare and their baby son.
  • (7) That is what needs to happen for this company, which started out as a rebellious presence in the business, determined to get credit for its creative visionaries.
  • (8) "David Cameron has lost control of what's happening in the NHS.
  • (9) The small print revealed that Osborne claimed a fall in borrowing largely by factoring in the proceeds of a 4G telecomms auction that has not yet happened.
  • (10) She was clearly elected on a pledge not to cut school funding and that’s exactly what is happening,” Corbyn said.
  • (11) Urban hives boom could be 'bad for bees' What happened: Two professors from a University of Sussex laboratory are urging wannabe-urban beekeepers to consider planting more flowers instead of taking up the increasingly popular hobby.
  • (12) It happens to anyone and everyone and this has been an 11-year battle.” Emergency services were called to the oval about 6.30pm to treat Luke for head injuries, but were unable to revive him.
  • (13) One might expect that a similar news spike and rebounding of support for stricter gun control can happen, given President Obama's new push.
  • (14) At present, fewer than 20% do so, with more than half of all deaths happening in hospital and the rest in hospices or care homes.
  • (15) It mostly happens to strong men whose biceps muscle are contracted and overstretched unexpectedly.
  • (16) However, I’m behaving as if it’s all going to happen as planned.” It has certainly been a long road to production.
  • (17) There is no evidence to support the move to seven-day services, there is no evidence of what is going to happen if we divert our resources away from the week to weekends.
  • (18) Some factors of resistance (such as side benefits) happen in reactive and neurotic depressions and are independent of the pharmacological action.
  • (19) It is important for this commission to get to the truth of what happened and it's able to carry on without interference and disruption.
  • (20) And would all Labour cabinet ministers be as willing to work closely with Lib Dem ministers of state, as happens now, though with some spiky exceptions?