Mom． I'm thirteen now． Can I ride a bike to school？
Yes， you can． But you must follow the traffic on the way．（ ）
A．rulesB．plansC．safetyD．accident
Unless the weather______，we'll have to cancel the picnic．（ ）
| A． |
improve |
B． |
improves |
C． |
improved |
D． |
will improve |
School violence______much attention of the whole society and people are calling on the government to make laws against it as early as possible．（ ）
| A． |
drew |
B． |
will draw |
C． |
has drawn |
D． |
was drawing |
According to a recent survey，______three fifths of working mothers in china don't want to have a second child．（ ）
| A． |
mostly |
B． |
especially |
C． |
partly |
D． |
nearly |
Murder and Susan______for Shanghai to attend an international meeting yesterday．（ ）
| A． |
put off |
B． |
fell off |
C． |
set off |
D． |
kept off |
Leonardo DiCaprio，a famous American actor，was always expecting______an Oscar and finally he made it．（ ）
| A． |
to win |
B． |
will win |
C． |
not to win |
D． |
not winning |