（）It’s quite hot today. Do you feel like _________ for a swim?
| A．to go | B．going |
| C．go | D．having gone |
I had as much fun sailing the seas as I now do with students．（ ）
| A． |
working |
B． |
work |
C． |
to work |
D． |
worked |
I have always enjoyed all the events you organized and I hope to attend in the coming years（ ）
| A． |
little more |
B． |
no more |
| C． |
much more |
D． |
many more |
George _________ too far．His coffee is still warm．（ ）
| A． |
must have gone |
B． |
might have gone |
| C． |
can't have gone |
D． |
needn't have gone |
In this article，you need to back up general statements with ________ examples．（ ）
| A． |
specific |
B． |
permanent |
C． |
abstract |
D． |
universal |
Had the governments and scientists not worked together，AIDS﹣related deaths _______ since their highest in 2005．（ ）
| A． |
had not fallen |
| B． |
would not fall |
| C． |
did not fall |
| D． |
would not have fallen |