题目内容
-Was the United State of America founded on July 4th, 1776？
--You _________ be right but I need to check it in the history textbook anyway.
| A．have to | B．must | C．may | D．will |
C
解析试题分析：句意：--美国成立于1776年的7月4号吗？--你可能是对的，但是我需要核实历史书。从but I need to check it in the history textbook anyway.可知说话的人不太确定，用may可能，可以，have to不得不，must必须，will将会，所以选C。
考点：考查情态动词
One of our rules is that every student ______ wear school uniform while at school.
| A．might | B．could | C．shall | D．will |
---Hi, Lucy．Have you heard of any good news about Frank recently?
---Yeah．She ____ have done better．She has been admitted to one of the top-ten universities in the States．
| A．shouldn’t | B．wouldn’t | C．needn’t | D．couldn’t |
—We ______ hurry－there’s plenty of time.
—So we can have a coffee nearby.
| A．mustn’t | B．wouldn’t | C．can’t | D．don’t have to |
It is beyond my understanding that many adults ________ be so crazy about Harry Potter series.
| A．will | B．can |
| C．may | D．should |
Every time she was in trouble, she went to him for help, as he said he ________ do anything for her.
| A．should | B．must |
| C．would | D．might |
—I’m thinking of losing weight these days.
—Oh, you_____be out of your mind. You’re 50 kilograms at the most!
| A．will | B．should | C．may | D．must |
(2010·辽宁高考)Doctors say that exercise is important for health, but it ________ be regular exercise.
| A．can | B．will |
| C．must | D．may |
—What do you think we can do for our aged parents?
—You________do anything except to be with them and be yourself.
| A．don't have to | B．oughtn't to |
| C．mustn't | D．can't |