—Did you like your trip to Xi' an during the Summer vacation?

—____．It was too hot and there was too much traffic．

A．Not a little

B．Don' t mention it

C．Not really

D．'Not exactly

She couldn' t find her son_      she had dropped him off．

A．when             B．until

C．although         D．where

33．I told them not everybody could pass the test,____?

A．could he         B．didn't I

C．didn't you       D．could they

—When shall we start the reconstruction of the old buildings?

—Not until_     by the local government．

A．will our program be approved

B．our program will be approved

C．has our program been approved

D．' our program has been approved '

The man has been in____ doctors describe as a vegetative （植物的） state for six years．

A．what   B．which     C．that    D．how