I don"t know ____ he is right or not. [ ]A. that B. what C. if D. whether
题型:同步题难度:来源:
I don"t know ____ he is right or not. |
[ ] |
A. that B. what C. if D. whether |
答案
D |
举一反三
—Oh, no. Our school football team lose again. —They won"t win _____ they practice more. |
[ ] |
A. if B. unless C. when D. because |
_____ you eat less sugar, you will lose _____. |
[ ] |
A. If; heavy B. Unless; weigh C. If; weight D. unless; weight |
Nobody can learn English well _____ he works hard on it. |
[ ] |
A. if B. when C. but D. unless |
同义句转换。 |
1. The radio went wrong yesterday. ____________________________________ 2. They were injured in the accident. ____________________________________ 3. He can"t memorize all the words in 20 minutes. ____________________________________ 4. You can watch TV after finishing your homework. ____________________________________ 5. Unless you keep ice cream in a fridge, it melts. ____________________________________ |
______ he is only 8 years old, he knows more about science than his father. |
[ ] |
A. But B. Though C. So D. Because |
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