he often (sings )english songs at the party
因为he是第三人称单数
所以要加s哦,are you good at (dance )适当形式。。
用适当形式填空he often (sing )english songs at the party
用适当形式填空he often (sing )english songs at the party
英语人气:738 ℃时间:2020-02-04 18:10:06
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