I know that half of ____ I spend _____ is wasted.

____ seems strange to us is ______ she can sing so many English songs beautifully.

The most exciting thing for him was_____ he finally found two tinned fruits in_____ seemed to him to be a servant’s bedroom.

.---_____ I watch TV, I’ll turn it down and never make any noise.
　 --- Good. ______ you are doing should never disturb others. _______ how important you are,never forget about how others feel.

_____ was known to all , Willian had broken his promise ______ he would give us a rise.

The passenger was very impolite to the conductor, ____ , of course , made things even worse.

_____ is known to everybody, the moon travels round the earthonce every month.

  When speaking in public, __________.
A.      speech should be understood   
B.      B. speech should be easy to understand
C.  one should make himself understood 
D.     one should make listeners understand

   I’ll be surprised _____ an accident. He drives too fast.

.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