He said ______ couldn’t he work out the problem but his teacher didn’t know how
题型：不详难度：来源：
He said ______ couldn’t he work out the problem but his teacher didn’t know how to do it.| A．though | B．never | C．hardly | D．not only |
|
答案
| D |
解析
| 如果选用B项或C项，题干中不能使用not，故排除。正确答案是D。 |
举一反三
We thought there were 35 students in the dining hall, ______, in fact, there were 40.| A．while | B．whether | C．what | D．which |
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_____is known to us all is that the old scientist, for____ life was hard in the past,still works very hard in his eighties.| A．As; whom | B．What; whom | C．It; whose | D．As; whose |
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Is this the reason ___ at the meeting for his carelessness in his work?| A．he explained | B．what explained | C．how he explained | D．why he explained |
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_____ I toured Zhang Jiajie, I was deeply impressed with its beautiful scenery.| A．For the fust time | B．At first | | C．It was the first time | D．The first time |
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_____ private cars are bringing us convenience, they may also cause more traffic accidents and pollution. |
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