-- What is he doing? -- ___ . A.He draws a picture. B.He is read a book. C.He is listening to music.
当你知道这支铅笔不是Steven的时,应说:____
老师早上进教室,同学们应对他说:____。
你怎么跟别人打招呼 ?
如果你想介绍给李明给Jenny认识,你会说:____。
____ is the weather in December ?A.What B.When C.How