阅读下面短文，用括号内所给动词的适当形式填空（必要时可加情态动词或助动词）。
Tom worked in the office of Mr Bates.
One day, when Tom got to the office, a letter【小题1】_________(wait) for him. He opened it.
“Dear Tom,” the letter said, “I【小题2】________(write) to thank you for your help. You【小题3】_________(help) me so much when I came to your office. Here’s a ticket for the big football match.”
Tom looked at the ticket. He could not believe that he had it. Everyone looked forward to【小题4】__________(watch) the match!
“ I must watch the match,” he though. “ I must. I【小题5】_______(expect) the big match for 4 year.”
Tom thought and though. He【小题6】________(not put) his heart into any work. Then at twelve o’clock he knew what 【小题7】__________(do).
He went out of the office and called his sister, Jean.
At one o’clock Mr Bates came up to him. “I have bad news for you, Tom. Your sister telephoned just now. Your mother【小题8】_______(send) to hospital a moment ago.”
“Thank you,” Tom said. “I will go to the hospital. I 【小题9】________(come) back as soon as possible.”
In fact, Tom 【小题10】_________(leave) the office quickly for the football ground. Tom’s ticket was a good one. He could stand near the front.
The next morning, when Tom got to the office, Mr Bates came up to him. “You’re fired(解雇), Tom.” Then he walked away angrily.
“But why?” Tom asked.
Then a girl said, “We saw the match on TV here yesterday! You were on TV! Tom, you had such a good ticket!”

----- Must I park my car behind the building?
------No, you ___________ . You ___________ park it here .

—Dad, must I do my homework now?

—No. You_____play games with your friends for a little while.

A. would 　　    B. needn’t        C. may             D. don’t have to

—Must I return the book this week?

— No, you ____. You can ____ it for 20 days.

A．mustn't: keep                          B．needn't; borrow

C．needn't; keep                          D．mustn't; borrow

—Must I take much medicine every day?

—No, you ________.