题目内容
I’m sorry to tell you it is nearly five months ___ smith got injured in the leg, but I think it won’t be long ____ he completely recovers.
| A.after; when | B.before; since | C.that; when | D.since; before |
D
考查固定句型。It is +一段时间+since 从句 (一般过去时) It won’t be long before +从句 (一般现在时)故答案为D。
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