|Tim: While I was a student, I spent a year and a half studying Pygmy culture in the Central Arican Republic.
Simona: That ***** have been absolutely fascinating! must might may had better to has to.
You ***** take your umbrella along with you today. The weatherman on the news said there's a storm north of there. should can have to have might could.
You ***** be kidding! That can't be true. must can't shouldn't needn't might.
You ***** the tickets for the play in advance - they sell out quickly. have to book ought book should to book must to book have been booked.
If I won the ten million dollar lottery jackpot, I ***** afford to quit my job and travel the world. could would should ought to must.
You ***** look good for your interview if you want to get the sales job.
Unfortunately, James and Michelle had already made plans, so they ***** come with us to the exhibiton at the Museum of Art. couldn't mustn't have to should might not.
Oh my God, he's unconscious. Don't move him, he ***** have internal injuries. Somebody call an ambulance. might needn't must shouldn't should.
It ***** be a bad idea to get a car alarm for your new sport car. New cars tend to attract thieves.
The machine ***** (turn) on by flipping the switch.
I ***** go to work tomorrow because it is Sunday. don't have to had better have to can mustn't.
We ***** no longer suffer the injustice of oppression! Freedom shall be ours! shall might cannot needn't mustn't.
The lamp ***** be broken. Maybe the light bulb just burned out. might not must should will couldn't.
Let's hurry up. I ***** be ath the meeting by 10:00.
You ***** research the route a little more before you attempt the ascent to the peak. must shouldn't can could have to.
Dan: Where's the remote control? I want to change the channel.
Fiona: I don't know. It ***** be under the couch. Or, perhaps, I absent-mindedly took it into the kitchen. I'll check in there.
At first, my boss didn't want to hire Sam. But, because I had previously worked with Sam, I told my boss that he ***** take another look at his resume and reconsider him for the position.
That ***** possibly be Mr. Jones. He's lost so much weight that he look like a completely different person.
You ***** (check) the air pressure in your tires. You don't want to get a flat tire on your trip, do you?.
Your son is really clever, you ***** be very proud of him! must could must to cannot ought to.
Jerry might be angry, or he *****. You never really know with him because he's so temperamental. might not should will must couldn't.
Susan ***** hear the speaker because the crowd was cheering so loudly. couldn't might not has to must will.
I think citizens ***** vote for a President who has the ability to improve the quality of life in the Unites States. should might can could would.
When you were a child, you could swim from here to the little island in the middle of the river, ***** you? At least, that's what your father told me.
She ***** possibly be the winner of the talent show! The other acts were much better than hers.
What ***** we look for in a candidate when we vote in a presidential election?.
Jane and Bill ***** have gotten the invitation to the party. Perhaps, that's why they didn't show up. I doubt they would actually skip your birthday party - they're your best friends. might not haven't to oughtn't mustn't couldn't.
You ***** be so rude! Why don't you try saying please once in a while.
The computer isn't working. It ***** (damage) during production.
I know Eve wants to go to the ballet with us, but we'd better call her before we get her ticket. She works Wednesdays nights, and she ***** be able to get time off that evening. might not must should couldn't will.
My car broke down in Death Valley last week. I ***** have it towed more than a hundred miles to the nearest mechanic where they repaired it. had to should must have to ought.
Jenny's engagement ring is enormous! It ***** have cost a fortune.
I'm not really sure where Beverly is. She ***** in the living room or perhaps she's in the backyard. might be sitting might sit might have sat.
I **** go to work tomorrow because it is Sunday.
You ***** submit the application if it has not been completely filled out.
She *****. That could have been why her eyes were so red and swollen. might have been crying could be crying must cry has to be crying should have been crying.
Tina: Look at these flowers - they're beautiful! But, there's no card. Who could have sent them?
Stephan: It ***** have been David. He's the only one who knew it was my birthday. must ought have to had might.
I've redone this math problem at least twenty times, but my answer is wrong according to the answer key. The answer in the book ***** be wrong? must have had to mustn't should needn't.
Please make sure to water my plant while I am gone. If they don't get enought water, they ***** die. could had better can should must.
***** pull over at the next rest stop? I need a cup of coffee. could we might we not must we had we better had we to.
While hiking in Alaska, you ***** keep an eye out for bears. have to mustn't ought should have wouldn't.
I ***** have left my keys at Simon's house. I wouldn't have been able to drive home if I had done that. They must be somewhere here in the apartment. Let's keep looking.
Yesterday, I ***** cram all day for my French final. I didn't get to sleep until after midnight.
It's pretty hot in the desert at this time of year. If we are going to do some hiking, we ***** take at least two or three quarts of water with us. had better can shouldn't may mustn't.
If she was crying, she ***** very upset. must have been mustn't have been shall be must be would have been.
I can't stand these people - I ***** get out of there. I'm going to take off for awhile while you get rid of them. have got to ought needn't had better not might not.
If I had gone with my friends to Jamaica, I ***** scuba diving lessons. could have taken ought to be taking had better to be taking must been taking needn't be taking.
That convert has been sold out for weeks. You ***** get tickets even if you knew the band personally. It's impossible!.
You ***** be rich to be a success. Some of the most successful people I know haven't got a penny to their name.
The package ***** (deliver) tomorrow afternoon. It was sent by express mail this morning.