The boy wanted to go on a trip to Tibet alone，but his mother told him ___________.
| A．not to do | B．not do it |
| C．not to | D．do not do it |
The size of the audience,____ we had expected, was well over twenty thousand.
| A．as | B．what | C．that | D．whom |
Francis did the task____ his brother.
| A．as good as | B．as better as | C．as well as | D．as best as |
You'll miss the train ____ you hurry up.
| A．unless | B．as | C．if | D．until |
Write clearly ____ your teacher can understand .you correctly.
| A．since | B．for | C．because | D．so that |
___we have satisfied you, you have no grounds of complaint.
| A．So | B．Since that | C．Now that | D．By now. |