问题
I’m worriedmy homework.[ ]
A: because
B: so
C: because of
D:as
B: so
C: because of
D:as
正确答案是:
同类题型
If you want to know the meaning of the word______, you’d better look it up in the dictionary.
Mr. Li will go to Guangzhou by air. His workmates are ______ him off at the airport.
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the red switch on the left and the flying machine will swiftly go up into the air and its journey.