问题
Be careful! You might fall into the water.-Thank you. I____.I______ so close to thepool.
A:didn't know; am standing
B: don't know; am standing
C:didn’t know; was standing
D:didn't know;Would stand
B: don't know; am standing
C:didn’t know; was standing
D:didn't know;Would stand
正确答案是：
同类题型
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Why don’t we choose that road to savetime —The bridge to it __________.
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We should all remember that some great scientific discoveries _____ by chance. [ ]