---What do you think of the book?

  ---Oh,excellent. It's worth____a second time.

  A.  to read  B.to be read

  C,  reading  D,being read

.The final examination is coming up soon. It's time for us to ____our studies.

  A, get down to  B, get our  C, get back for   D, get over

The humans are destroying nature day by day,__________of course,will cause severe punishment from it sooner or later.

A.who                B.when                       C.on which                          D.Which

The house caught___fire last night but no one knows who set ___fire to it.

  A. X；X    B.X;a   C, a; a   D, a; X

.A fire broke out in a neighbouring street yesterday,but it was soon_______by the firemen.

A,gone out   B, put out  C,given out D,made out

A brilliant idea____to me that I could make a Christmas present for my mother.

 A,struck  B, happened   C, worked   D，occurred

.He asked ____any elephants in the zoo the day before.

  A,if did you see          B,if you had seen 

  C,whether did you see     D,that you had seen

Today's children are raised in a way that is totally different from how their parents were___.

 A,brought up B,brought on  C, taken on  D,taken up

After a long walk in the mountainous area, my legs___and I    couldn't go any further.

 A,gave out   B,gave off C, gave in  D,gave up

I suggest you smile to your new workmates every day. It can ____a friendly environment in your workplace.

 A,result in  B, take in  C, lie in  D,bring in