-________isyourteacherdoingnow?-Sheis________amodelplane.A.What,makeB.Wha

发布时间:2020-08-07 09:06:30

-________is your teacher doing now?-She is ________ a model plane.A.What, makeB.What, makesC.What, makingD.When, making

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C解析此句考查现在进行时“be+v-ing”。
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