The problem is _________ we can finish the work in time.A．whatB．whetherC．thatD．i
题型：不详难度：来源：
The problem is _________ we can finish the work in time.| A．what | B．whether | C．that | D．if |
|
答案
| B |
解析
| 考查名词性从句。Whether引导表语从句，if不可引导表语从句。句意：问题是我们是否能够及时完成工作。 |
举一反三
．You didn’t perform as well as the other competitors; , you failed.| A．in all | B．in other words | C．in brief | D．on the other hand |
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---Tom hurt his left leg in the game this morning.
---Really? It would take at least two weeks ______ he could recover and return to school. | A．when | B．that | C．since | D．before |
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______ his father and stepfather were Muslim, American newly-elected black president, Barack Obama is Christian.| A．Whether | B．What | C．When | D．While |
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He has no idea _________ she left without a word. |
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