-- What did the teacher say?
-- He told me _________ again.
| A．not to be late | B．to not be late |
| C．to not late | D．not to late |
Generally speaking, according to the directions, the drug has no side effect.
| A．when taking | B．when taken |
| C．when to take | D．when to be taken |
Only when your identity has been checked, ___________.
| A．you are allowed in | B．you will be allowed in |
| C．will you allow in | D．will you be allowed in |
Great as Newton was, many of his ideas _______ today and are being modified by the work of scientists of our time.
| A．are to challenge | B．may be challenged |
| C．have been challenged | D．are challenging |
Some passengers complain that it usually _________so long to fill in travel insurance documents.
| A．costs | B．takes | C．spends | D．spares |
Xi’an is really a fascinating city and we’ve decided to stay for two weeks.
| A．another | B．other | C．the other | D．other’s |