It is required in the library regulations that any book borrowed __________ by due time, or the borrower will be fined．
| A．return | B．be returned |
| C．returns | D．is returned |
相关试题
— Who should be responsible for the accident?
— The boss, not the workers. They just carry out the order ________.
| A．as told | B．as are told | C．as telling | D．as they told |
The village has developed a lot ________ we learned farming two years ago.
| A．when | B．which | C．that | D．where |
________ wants to stay in a hote
l has to pay their own way.
| A．Anyone | B．The one | C．Whoever | D．Who |
The field research will take Joan and Paul about five months; it will be a long time ________ we meet them again.
| A．after | B．before | C．since | D．when |
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