The law says that all public buildings must be accessible to people who have trouble _____.
| A．walking | B．walk | C．to walk | D．walked |
He _____ have fallen asleep last night because he didn’t hear the phone call.
| A．may | B．should | C．can | D．must |
______ by the beauty of nature, the girl from London decided to spend another two days on the farm.
| A．Attracting | B．Attracted | C．To be attracted | D．Having attracted |
You have only a short time to get prepared for the exam, so______the most of it.
| A．use up | B．do | C．make | D．take |
Although they just met for the first time, they talked _____ they had been friends for many years.
| A．as if | B．even if | C．such as | D．so long as |
She demanded that he _____ the books he borrowed from her.
| A．should return | B．would return | C．returned | D．were to return |