A.Let him win a tennis game.B.Help him finish his anthropology project.C.Give him some

外语类 职称英语 已帮助 人

A.Let him win a tennis game.

B.Help him finish his anthropology project.

C.Give him some medicine for his stomach.

D.Lend him her anthropology book.

请帮忙给出正确答案和分析,谢谢!

热搜:a是b的充分条件,b是a的必要条件吗