My sister ........... doing her homework., am, is, are, My sister and her cat ............... going for a walk., am, is, are, What are you ..............?, do, does, doing, They ........... falling., isn't, am not, aren't, You ........... going with us., are, am , is, Where ........ you going?, are, am, is, ........... he coming?, am, is, are, What.............. I doing?, am, is, are.

Present Continuous

由
列印
嵌入

排行榜

視覺風格

選項

切換範本

)
恢復自動保存: ?