题目内容
?Could you go to buy some salt for me?
?Sorry, mum. I ________ my homework.
A. am doing
B. will fish
C. was doing
D. have finished
答案:A
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题目内容
?Could you go to buy some salt for me?
?Sorry, mum. I ________ my homework.
A. am doing
B. will fish
C. was doing
D. have finished