35．一I was out of breath because I ran here．

一You　　 because there was plenty of time．

A．should’t have hurried　 　　　B．needn’t have hurried

C．must have hurried　　 　　　　D．couldn’t have hurried

34．The research is so designed that once　　 nothing can hold it back．

A．begins　 　　　　B．having begun　　 　C．beginning　　 　D．begun

33．　　 in a heavy rain，he had a cold for three days．Now he is still in bed．

A．Catching　　 　　B．Having caught　　 C．Caught　　 　　D．To cacth

32．　　 was late should sign his name here．The head teacher was angry．

A．Anyone　　 　　B．The person　　 　　C．Whoever　　 　D．Who

31．　　 this book and tell me what vou think of it．

A．Look through　　 B．Look on　　 　　　C．Look into　　 D．Look up

30．-How are they getting on with their work?

一All goes well as　　 ．

A．to be planned　　 B．being planned　 　C．planned　　 　D．planning