It’s impossible for him to escape ________ this time; he made such a big mistake.
| A．to punish | B．punishing | C．being punished | D．having punished |
—Who do you think will get the first prize?
—Mary, of course. She ________ for the competition for months.
| A．is preparing | B．was preparing |
| C．had been preparing | D．has been preparing |
She didn’t come to the party last Sunday. _________, she must have made the party more exciting.
| A．If she came | B．Would she come |
| C．Had she come | D．Did she come |
Jack is good at English but he doesn’t like physics. _________ his twin brother.
| A．So is | B．Neither does |
| C．So it is the same with | D．So it is with |
Many people agree that _________ knowledge of English is a must in _________ international trade today.
| A． a; / | B．the; an | C．the; the | D．/; the |