Dogs are too _____ to take care of.
| A．difficult | B．more difficult | C．most difficult | D．the most difficult |
When you request some help _____, it's________ to say "Could you tell me ... ?"
| A．politely; impolite | B．polite; politely |
| C．impolite; polite | D．politely; polite |
—Excuse me , could you please tell me the way to the toilet?
—_____________. I didn't hear you clearly just now.
| A．I'm sorry to trouble you | B．That sounds perfect |
| C．Pardon me | D．Sure |
When you to meet at 8 o’clock. You should be there on time.
| A．invite | B．will be invited |
| C．are invited | D．will invite |
Please give him a chance again,it is the first time for him to have a try.
| A．even though | B．after all |
| C．as if | D．in that case |
TomMary took part in the party yesterday, because they were studying for their exam.
| A．Either; or | B．Both; and |
| C．Not only; but also | D．Neither; nor |