Some green beans, ______ long enough, can be poisonous (有毒的).

A. if not be cooked???? B. if not cooked???? C.if not cooking?? D.if not being cooked

The sunlight is white and blinding _______ hard-edged shadows on the ground.

A. throwing B. being thrownC. to throw? D. to be thrown

Considering your salary, you should ________ at least 100 dollars a week.

A. put up??? B. put forward? C. put aside D. put out

There is no doubt _______international cooperation is the key to dealing with cyber crime.

A. then?? ??? ? B. that? ? ? C.? wheather??? ? D. this

Dickson left his father’s firm and ____business on his own.

A. started out??? B. launched into???? C. began on?? D. worked at

Only after my friend came ____.

A. did the computer repair?????? B. he repaired the computer

C. was the computer repaired???? D. the computer was repaired

It was not until the teacher had explained it three times _______ how to work out the problem.

A. did he understandB. had he understood

C. that he understoodD. that he didn’t understood

Mr. Smith，________of the ________speech，started to read a novel.

A．tired；boring??????????????????? B．tiring；bored

C．tired；bored???????????????????? D．tiring；boring

"We can't go out to play football in this rainy weather," said Bob, ________ out of the window disappointed.

A. look?????? B. to look?????? C. looked????????? D. looking

Having been trained for one and a half years, she managed to get a professional qualification???? ?????? a first – degree nurse.

A．consisting withB．agreed withC．corresponding toD．corresponded with