If we travel abroad，we prefer to stay in five﹣star hotels．That's because they _____guests with the best service to make them feel at home．（ ）
| A． |
preview |
B． |
provide |
C． |
prevent |
This is the most exciting match_______I have ever watched（ ）
| A． |
who |
B． |
which |
C． |
that |
Look， Sam is doing some_______in the library． （ ）
| A． |
to read |
B． |
reading |
C． |
read |
It has started to rain． It's wise that we_______to the park．（ ）
| A． |
didn't go |
| B． |
aren 't going |
| C． |
don't go |
Please give me a call_______you come back． （ ）
| A． |
until |
B． |
as soon as |
C． |
while |
Mr Brown has written some short stories， but he is______known for his plays．（ ）
| A． |
much more |
B． |
the most |
C． |
better |