2．       （know）his factory’s products were poor in quality, the manager decided to give his workers further training．

1．       （take）on time，the drug has no side effect．

2、综合练习

用括号中动词的适当形式填空：

1）I'd like             （go）to their wedding，but I wasn’t in Beijing．

2）The old man is said            （be）108 years old，but nobody knows how old he is actually．

3）She is said         （study）abroad for four years．

4）My clothes are tight on me．I seem           （put）on weight．

5）Charles Babbage is generally considered         （invent）the first computer．

6）The building is reported          （burn）down to the ground．

7）I’m glad          （give）the chance of going abroad．

8）I don’t like           （tell）what to do．

第五组：选择to do（to be done），to have done（to have been done），填空

4）With the research report           （write），I really need a holiday to relax myself

3）With NMET             （worry）about，we are not in the mood to go spring outing．

2）With two children          （attend）college，the parents have to work really hard．

1）            （support）two college children，the parents have to work really hard．