_______ the fire fighters were able to bring the forest fire under control was obvious.

[   ]

A. The fact　　 　B. How

C. /　　　　　　　D. That

Housewives always try to buy something at a lower price than it is really ______ .

[   ]

A. worth　　　　B. valued

C. cost　　　　 D. worthy

You can’t have this football back ______ you promise not to kick it at my cat again.

I’ll never do that again, madam.

［　　　］

A. until　　　　B. when

C. while　　　　D. since

We were lost in thought, so we were not aware ______ was going on around.   

　　　　　　　　　　　　　　 [  ]

A. what　　　　　　B. of what

C. of the thing　　D. that

She took _______ chance she could find to practise her spoken English.

[   ]

A. every　　　　　B. all

C. each　　　　　 D. every one

Every few weeks the students got together and ______ views on the improvement of their studies.

[   ]

A. exchanged　　　B. informed

C. reviewed　　　 D. previewed

One can’t ______ making mistakes in his life.

[    ]

A. avoid　　　B. escape

C. miss　　　 D. prevent

A new committee ______ , we all felt excited.

[   ]

A. selecting　　　　　 　　B. having selected

C. having been selected　　D. having been selecting

He raised his arm to protect his face ______ the blow.

A. of　　　　　B. from

C. out of　　　D. in

She must be looking forward as much to his return as he himself is to ______ her.

A. see　　　　　　B. have seen

C. having seen　　D. seeing