Unit 24 What were they doing?
（一）根据句意，从每题所给的四个选项中选择最佳的一项
　　1.The boy was trying______with his classmates.
　　　A.to catch 　B.catching 　C.to catch up 　D.catching up
　　2. ---I didn’t go to school yesterday because I was ill.
　　　 ---I’m sorry______that.
　　　A.hear 　　B.to hear 　　C.hears 　　D.hearing
　　3.Would you please______do it like that?
　　　A.don’t 　　B.not 　　C.not to 　　D.won’t
　　4.She was very angry______her husband.
　　　A.to 　　　　B.at 　　　　C.about 　　　　D.with
　　5.This is ______ problem for us.
　　　A. quite difficult a 　　B. quite a difficult
　　　C. more difficult a 　　 D. very difficult a
6.When I saw him,he _______ with our teacher.
　　　A. talked 　　B.talking 　　C.is talking 　　D.was talking
　　7.I have two brothers. One is a farmer,_____ is a teacher.
　　　A.other 　　B.another 　　C.the other　　 D. the others