選B
I didn't know you were here.這句話是過去時(shí),前后時(shí)態(tài)要一樣.
不能前面用過去式,后面用現(xiàn)在式.所以引選B
oh,it's you.i'm sorry i ____ know you _____ here.
oh,it's you.i'm sorry i ____ know you _____ here.
A.didn't are B.didn't were
A.didn't are B.didn't were
英語人氣：380 ℃時(shí)間：2020-04-12 15:57:42
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