题目内容
用情态动词填空
The waiter ________ to be careless．
用情态动词填空。
You ________ play on the road．It's dangerous．
Kitty is good at music．She ________ play the guitar well, but I ________．
Buses and cars ________ stop when the traffic lights are red．
She ________ know the answer, but I am not sure．
