Though the math problem is very difficult, the smart boy ______ it ______at last
题型：同步题难度：来源：
| Though the math problem is very difficult, the smart boy ______ it ______at last. |
| [ ] |
A. looked; out
B. worked; out
C. thought; of
D. put; up |
答案
| B |
举一反三
-You didn"t send me an e-mail last night, did you?
-Sorry. My computer ______________, so I couldn"t get online. |
| [ ] |
A. broke down
B. broke off
C. broke out
D. broke into |
| Mike was called to come to the party, but he himself didn"t _______ . |
| [ ] |
A. show around
B. show up
C. come out
D. put up |
| The singer _____ frustrated when she wasn"t sure of thecorrect answer. |
| [ ] |
A. may be
B. used to
C. used to be
D. use to be |
| I"m going to help __________ the city parks with myclassmates to make them clean and tidy. |
| [ ] |
A. fix up
B. make up
C. clean up
D. put up |
| We have already _ much water to the people in the south of China. |
| [ ] |
A. given in
B. given up
C. given away
D. given out |
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