They produced the effect of a wonderful sunset, ______ made the play successful.　　

[    ]

A. which　　　B. that

C. it　　　   D. so

--Thank you for your help.

--______.

Which of the following is wrong?　

[    ]

A. All right　　　　　    B. It’s my pleasure

C. That’s all right　　　D. Don’t mention it

Be careful. He is a difficult man ______.　

[    ]

A. to be treated　　   　B. to get along with

C. to be dealt with　　　D. of getting along with

There ______ 856 people ______ the concert.　

[    ]

A. were exact...who attended　　　B. were exactly...who attending

C. were exactly...attended　　　  D. were exactly...who attended

I watched him ______ he disappeared from sight in the distance.

[    ]

A. when　　　B. untill　　　C. until　　　D. after

______ his work in time he had to work on it ______ he was free.

[    ]

A. To finish...when　　　B. To finish...whenever

C. Finishing...when　　　D. finishing...whenever

The recitation of a long text proves to be ______.　

[    ]

A. a hard mental job　　　B. a hard mental work

C. hard mental job　　    D. mental hard work

--It’s good ______ you to do exercises for half an hour every morning.

--It’s good ______ you to give me such good advice.　

[    ]

A. of...of　　 　B. for...for 

C. for...of　　　D. of...for

Working out problems ______ by teachers ______ a time-consuming job.

[　　]

A. are considered...is   B. are considered...to be

C. is considered...are   D. is considered...to be

The idea seems to be good but it needs ______.

[　　]

A. to be tring out   B. to be tried out

C. to try out　　    D. trying