— Who dares to go ? How about you ?
— Sorry , I ____ .
| A．dare not to go | B．don''t dare to | C．don''t dare | D．dare not to |
—Would you mind if I open the door?
—______
| A．It doesn’t matter. | B．No, go ahead. |
| C．Yes, please. | D．Never mind. |
She was so angry that she rushed out into the rain ______ I could stop her.
| A．when | B．until | C．before | D．after |
While listening to the concert, the audience is required to remain ______ and keep quiet.
| A．seated | B．to be seated | C．seating | D．to seat |
It is important to know about the cultural differences that______ cause problems．
| A．must | B．may | C．dare | D．shall |
In classes, you’d better understand as much as possible while ______ notes.
| A．take | B．taken | C．taking | D．to take |