My mother is always warning me when I go out, “Don’t get off the bus ________ it is stopping．”

A．until

B．before

C．while

D．after

－What field will your son go into after graduation from Nanjing University?

－I’m not quite certain, but he ________ a good teacher of English．

A．promises

B．becomes

C．makes

D．proves

I have no dreams ________ to have a happy life．

A．rather than

B．more than

C．other than

D．less than

This problem may lead to more serious ones if ________ unsolved．

A．making

B．remained

C．keeping

D．left

He was walking along the street ________ he saw a red-haired boy．

A．while

B．when

C．as

D．which

Mr．Smith, ________ of the speech, started to read a novel．

A．tired

B．tiring

C．to tired

D．to be tiring

Although he has lived with us for years he ________ us much impression．

A．hadn’t left

B．didn’t have

C．doesn’t have

D．hasn’t left

His parents try to impress ________ him that ________ is very important to be honest．

A．on; it

B．with; it

C．on; this

D．with; this

To everyones’ joy, her wish to become a soldier ________ at last．

A．realized

B．came true

C．carried out

D．put into practice

Only then ________ how much damage had been caused．

A．she realized

B．she had realized

C．had she realized

D．did she realize