九年级英语补全对话怎么写T：Mum ,why are you in a (1) M：The (2) truck is outside.I must go downstairs to (3) the rubbish in it now.(a moment later ,Mum goes upstairs again.)T：Mum ,how do you know the truck is (4) .
网友回答
1.hurry 2.rubbish 3.throw 4.ing 5.ing
6.good 7.it 8.in 9.about 10.about
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