I just don"t understand_____________ that prevents so many Americans from being
题型：不详难度：来源：
I just don"t understand_____________ that prevents so many Americans from
being as happy as one might expect.| A．why it does | B．what it does | | C．what it is | D．why it is |
|
答案
| C |
解析
| 本题是宾语从句中的强调句使用。可以将原句恢复：“It is what that prevents so many Americans…”但是英语中疑问代词或副词需放句首。 |
举一反三
| It is only when you nearly lose someone ____________ you fully realize how much you value him. |
| It is the protection for the trees___________ really matters, rather than how many trees are planted. |
Was it ________ the conference of APEC that made Shanghai the focus of the world then?| A．holding | B．to hold | | C．held | D．having held |
|
It is usually not quite cold in this area in March, but sometimes temperature________ be very low.| A．should | B．can | C．must | D．shall |
|
It was not until the end of the meeting_____________.| A．that she turned up | B．when she turned up | | C．did she turn up | D．had she turned up |
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