小升初英语语法复习：情态动词can、may、must练习题

　　一、说明下列句中情态动词的含义。(A.能力;B.许可;C.猜测)。

　　l. 鈥淵ou must write more neatly,鈥� said the teacher.

　　2. He鈥檚 not in the office.He must have gone to the meeting.

　　3. Visitors mustn鈥檛 move and touch the exhibits.

　　4. The girl can play the violin very well.

　　5. Can I smoke here?

　　二、用can(could)，may(might)，must填充。

　　1. When I was young，I_____ run very fast.

　　2. What _____ I do for you，Li Hat?

　　3. I wonder where Ann is.She _________ be with Dick，I think.

　　4. A：That pen _______ be his.

　　B：No，it _______(not)be his.

　　5. Could I use your phone?Yes，of course you _________.