问题: Choose the correct answer
1. Choose the suitable verb.
You ___ photos with your classmates, so you didn't notice me.
A.are taking
B.having taken
C.were taking
D.were being taking ---C
2. Choose the word(s) of the correct tense to fill in the blank.
The kid ___ up the trunk when his mum called him.
A.climbing
B.was climbing
C.were climbing
D.is climbing ----B
3. Choose the word(s) of the correct tense to fill in the blank.
When he ___ the dog along the coast, it rained.
A.was walk
B.was walkking
C.was walking
D.was being walk --A
答案正確嗎?
解答:
最后一提好像不对，应该是c,因为这是When 引导的主将从现的句子，恰好又是过去式,所以用过去进行时。
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