Please excuse me _______ your letter by mistake.
| A．to open | B．to have opened | C．for opening | D．in opening |
相关试题
In the competition to be held, a gold medal, together with a certain sum of money, _____ the champion.
| A．will be given to who will win | B． will be given to whoever will become |
| C．has been given to whoever wins | D． was given to anyone who became |
You can only be sure of _____ you have at present; you cannot be sure of something _____ you might get in the future.
| A．that; what | B．what; / | C．which; that | D．/; that |
The traditional view is _____ we sleep because our brain is “programmed” to make us do so.
| A．when | B．why | C．whether | D．that |
We arranged to meet at the cinema at 7:30, but he failed to ______.
| A．turn up | B．turn on | C．turn out | D．turn over |
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