单项选择题
[听力原文] M: Well. Mrs, Brown, what are you going to take W: I’m going to buy some bananas.
A.Sell some bananas. B.Buy some bananas. C.Get some vegetables. D.Prepare some bananas.
A.the deliver B.the sender C.the receiver D.the sender and the receiver
A.After they finish school, people must learn to be suitable to the many major changes that affect their lives. B.Parents need to understand the best ways to educate children. C.People need to understand how certain experiences change their behaviors. D.Employees make use of the principles of learning to influence the behavior of employers.