The firemen arrived ___ the fire broke out.

      A. soon after    B.before long   C. long before    D.after soon

科学技术在日新月异地发展，它们在人们生活中的应用越来越广泛，但是也带来了一些问题。结合下面的图画，谈谈科学技术给人们造成的影响。

         注意：

1．词数：100—120词左右。

2．开头已为你写好，不计入词数。可适当增加细节，以使行文连贯。

From the above pictures, we can see the following scene.

The teacher asked more _____ to prevent the students’ eyes from being injured.

A. to do             B. done 　          C. to be done          D. being done

--- Did you get a dictionary?

　 --- No, I _____, but there were not any _____.

A. tried; to be left                         B. had tried to; leaving

C. tried to; left                           D. had tried; have left

He was very busy yesterday; otherwise, he _____ to the meeting.

A. would come　　　　 　　　            B. came

C. would have come　　　　　             D. will come

—Yang Liwei has won great honour for our country.

—Who is Yang Liwei?

—What a question! It is surprising that ________ the first spaceman in China.

A. you didn’t know our national hero           B. to you not to know him

C. you should know nothing about               D. you knew nothing about him

The volleyball match will be put off if it___.

A.　will rain　     B. rains　     C. rained　   D. is rained

--- Oh, dear. I forgot the air tickets.

　--- You ______ something.

A.have left                              B.are always leaving

C.are leaving                            D.always left

—Such a mistake could have been avoided.

   —Unfortunately, he _______ the mistake again and again.

A.repeated　　　　　　　　　　             B.would repeat

C.had repeated　　　　　　　　                  D.would have repeated

A left-luggage office is a place where bags _______ be left for a short time, especially at a railway station.

A. should            B. can              C. must              D. will