It is these poisonous products_____can cause the symptoms of the flu , such as h
题型：不详难度：来源：
It is these poisonous products_____can cause the symptoms of the flu , such as headache and aching muscles .| A．who | B．that | C．how | D．what |
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答案
| B |
解析
| 句意：正是这些有毒物质能够产生流感征兆，如头疼、肌肉疼痛等。该题考查强调句型，强调主语。把it is…that 去掉后，句子仍然完整。 |
举一反三
It was with great joy ______he received the news _______his lost daughter had been found．| A．because, that | B．which, which | C．that, that | D．since, that |
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I think it’s the driver rather than the passengers who______ for the accident.| A．is to blame | B．are to blame | C．are to be blamed | D．should blame. |
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It was not until she got home ___ Jennifer realized she had lost her keys.| A．when | B．that | C．where | D．before |
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----How unhappy your roommate looks!
----Yes，but he’s not willing to tell me what it is____ is troubling him. |
I just wonder ________ that makes him so excited.| A．why it does | B．what he does | C．how it is | D．what it is |
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