The students worked in groups to ________ the difficult problem in the math class.
| A． |
work out |
B． |
turn down |
C． |
cut off |
D． |
worry about |
相关试题
There is ________“s” and ________“f”in the word “useful” .
| A．an, a | B．a, an |
| C．an, an | D．a, a |
单词辨音在四个选项中找出一个读音与其他三个不同的单词。（本大题共5分）
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Do you have _______ chicken _______ beef?
| A．some, and | B．any, and | C．some, or | D．any, or |
Last Sunday, Uncle Wang _______ us _______ his home town.
| A．show, around | B．show, visit |
| C．showed, to visit | D．showed, around |
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