一般过去时 was/were + V(p.p) 昨天我们在山坡上种了许多树.Many trees were planted on the hill yesterday. 查看更多

 

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用括号内动词的正确形式填空(现在完成时和一般过去时)

I was very tired, so I ________(lie)down on the bed and ________(go)to sleep.

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