—Guess what？I came first in that contest.—Great！You ________ a lot during the past two weeks.

—I didn't go to see the doctor yesterday.—But you ________.

(2013·新课标Ⅰ，29)The door________open，no matter how hard she pushed.

(2013·天津，9)No one________ be more generous；he has a heart of gold.

(2013·四川，5)—Why are your eyes so red？You________have slept well last night.—Yeah，I stayed up late writing a report.

(2013·辽宁，31)Harry is feeling uncomfortable.He________too much at the party last night.

(2013·北京，35)—You needn't take an umbrella.It isn't going to rain.—Well, I don't know.It________do.

You can't imagine that a well－behaved gentleman ________ be so rude to a lady.

—Is John coming by train.—He should，but he ________ not.He likes driving his car.

There ________ be any difficulty about passing the road test since you have practised a lot in the driving school.

—It's the office！So you ________ know eating is not allowed here.—Oh，sorry.

Keep up good state of mind even if you ________ fail plenty of times.

A left－luggage office is a place where bags ________ be left for a short time，especially at a railway station.

My sister met him at the Grand Theatre yesterday afternoon，so he ________ your lecture.

Mr.Bush is on time for everything.How ________ it be that he was late for the opening ceremony.

—Are you coming to Jeff's party?—I'm not sure.I ________ go to the concert instead.

—Could I borrow your dictionary?—Yes，of course you ________.

—Must I go there right now?—No，you ________.You ________ go there before supper.

He ________ if he works hard for the people.

—Oh, my God！Our teacher is so mean!—Calm down, my friend.Even though she is tough  sometimes, she ________ be nice if you really work hard.