答案如下：
P32 B
2.were They were at a friend's house
3.was He was at his desk
4.was He was at a party
5.were They were in Scotland last weekend
6.was He was in the country last weekend
7.were They were at a meeting
8.were They were at an exhibition
P34 B
2 were 3 in London 4.were 5 in hospital 6 were 7 at a meeting 8 were 9 i was at my desk
有什么问题问我把!我教青少年版新概念
这些涉及到一般过去式,多做就好了.