Question

He had to___his teaching cause that he liked very much

A give in
B give up
C give away
D give out

Answer 1

选B give up. 表示他不得不放弃他非常喜欢的教学事业。 give in的主要意思是投降；give up意思是放弃；give away 的意思泄漏。 give out 是发出，公布。很显然这句是主语他很无而的，教学事业不可能是投降，所以只能是不得已放弃。