作业帮English!..Come on!...Last Monday,Sally______ her homework.A.didn'tB.didn't doC.don't doD.doesn't do
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English!..Come on!...Last Monday,Sally______ her homework.A.didn'tB.didn't doC.don't doD.doesn't do
English!..Come on!...
Last Monday,Sally______ her homework.
A.didn't
B.didn't do
C.don't do
D.doesn't do
English!..Come on!...Last Monday,Sally______ her homework.A.didn'tB.didn't doC.don't doD.doesn't do
B 一般过去时
B
没做
B
过去式是对的。
B，过去时
a
B.第一个do 是行为动词;第二个do是助动词