.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

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

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

.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

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

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 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

---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

---Have you ____some new ideas?

  ---Yeah. I'll tell you later.

 A.come about    B.come into

 C.come up with  D.come out with

.I have___all my papers but I still can't find my notes.

 A.looked through    B.looked for

 C.looked after      D.looked out

Exercise is ______ as any other to lose unwanted weight.