he ____in three days 1.coming back 2.came back 3.is coming back 4.is going coming back
问题描述:
he ____in three days 1.coming back 2.came back 3.is coming back 4.is going coming back
答
3
答
选3.is coming back
这是用一般现在时态表示将来
不能选4 , going 后面少个to
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答
选 3 is coming back
答
3.is coming back 在不远的将来,用进行时表示将来