. _______of the household rubbish _______recycled or reused since the new technology was applied.
| A．Three-fourth; has | B．Three-fourth; have been |
| C．Three-fourths; has been | D．Three-fourths; have |
Tom doesn’t want to take part in any school activities,________.
| A．and David doesn’t too | B．and David doesn’t either |
| C．and so doesn’t David | D．and either does David |
—Will he be back by ten tonight? —No, _____.
| A．I think not so | B．I’m not afraid | C．I’m afraid not | D．I don’t hope so |
—Tom, would you like to come to our dinner party?
— _____.
| A．Yes, I would | B．Sure, it’s my pleasure | C．No, I can’t come | D．Yes, with pleasure |
I don’t doubt ________ the plan will be well-conceived.
| A．that | B．whether | C．why | D．when |
—Shall I begin the lecture?
—I’m afraid we have to wait for a while. John is coming with a microphone.
— ______. I can do without the microphone.
| A．I’m sorry | B．Excuse me | C．I beg your pardon | D．Never mind |