Hawking's book A Brief History of Time came after years' hard work．（ ）
| A． |
out |
B． |
on |
C． |
down |
D． |
up |
It's better to your rubbish into plastic，glass，paper and rubber before throwing it away．（ ）
| A． |
move |
B． |
put |
C． |
change |
D． |
divide |
is your family going to BeijingExpo（北京世园会），Lucy？
In August．（ ）
| A． |
How |
B． |
When |
C． |
Where |
D． |
Why |
The presenter an interview with our monitor at this time yesterday．（ ）
| A． |
did |
B． |
was doing |
C． |
does |
D． |
has done |
Jim to hospital at once after he got hurt．（ ）
| A． |
sent |
B． |
is sent |
| C． |
will be sent |
D． |
was sent |
Must we take the underground to the airport？
Yes，we ．The traffic is very heavy now．（ ）
| A． |
must |
B． |
can |
C． |
may |
D． |
would |