MUST – HAVE TO - CAN
1. Ted's flight from Amsterdam took more than 11 hours. He  be exhausted after such a long flight. He  prefer to stay in tonight and get some rest.
2. If you want to get a better feeling for how the city is laid out, you  walk downtown and explore the waterfront.
3. Hiking the trail to the peak  be dangerous if you are not well prepared for dramatic weather changes. You  research the route a little more before you attempt the ascent.
4. When you have a small child in the house, you  leave small objects lying around. Such objects  be swallowed, causing serious injury or even death.
5. Dave:  you hold your breath for more than a minute?
Nathan: No, I can't.
6. Jenny's engagement ring is enormous! It  have cost a fortune.
7. Please make sure to water my plants while I am gone. If they don't get enough water, they  die.
8. I  speak Arabic fluently when I was a child and we lived in Egypt. But after we moved back to Canada, I had very little exposure to the language and forgot almost everything I knew as a child. Now, I  just say a few things in the language.
9. The book is optional. My professor said we  read it if we needed extra credit. But we  read it if we don't want to.
10. Leo: Where is the spatula? It  be in this drawer but it's not here.
Nancy: I just did a load of dishes last night and they're still in the dish washer. It  be in there. That's the only other place it  be.
11. You  take your umbrella along with you today. The weatherman on the news said there's a storm north of here and it  rain later on this afternoon.
12.  we pull over at the next rest stop? I really  use the bathroom and I don't know if I  hold it until we get to Chicago. 
13. Oh no! Frank's wallet is lying on the coffee table. He  have left it here last night.
14. Ned:  I borrow your lighter for a minute?
Stephen: Sure, no problem. Actually, you  keep it if you want to. I've given up smoking.
15. I  believe she said that to Megan! She  insult her cooking in front of everyone at the party last night. She  have just said she was full or had some salad if she didn't like the meal. 
16. Do you  chew with your mouth open like that? Geez, it's making me sick watching you eat that piece of pizza.
17. Mrs. Scarlett's body was found in the lounge just moments ago, and it's still warm! Nobody has left the mansion this evening, so the killer  be someone in this room. It  be any one of us!!!
18. Ted: I don't know why Denise starting crying when I mentioned the wedding.
Pamela: It  have been what you said about her brother. Or, perhaps she is just nervous. After all, the big day is tomorrow.
19.  you always say the first thing that pops into your head?  you think once in awhile before you speak?
20. I was reading the book last night before I went to bed. I never took it out of this room. It  be lying around here somewhere. Where  it be? be swallowed, causing serious injury or even death.
More to learn….
1.    You   run faster if you weren't so lazy.
2.    You   leave the class before 1 o'clock.
3.    You   behave well in front of guests. Stop being silly.
4.    You look tired. You   have some sleep.
  This exercise is brought to you by www.nonstopenglish.com
5.    You failed in your final test. You   have studied harder.
6.      I borrow your pen?
7.    We   watch TV so much.
8.    We   not climb those mountains when we were kids.
9.    The project   finish in two years time.
10.    Stop smoking! You really   not smoke.
11.    Sami   lift that heavy table. He is too weak.
12.    Muneera   come to the party, but nobody is sure.
13.    Laila   not swim when she was one year old.
14.    It's too cold. I   close the window.
15.    It   rain in the desert sometimes, but you can't depend on it.
16.    If I had enough money, I   travel with my friends but now I can't.
17.    I   to study well for the exam.
18.    I wish I   buy a new car but i do not have any money.
19.    I have no time. I   leave now. My parents are waiting for me.
20.    He   be friendly, but he is usually unfriendly.
1 George has travelled a lot. He  speak many languages.
2 I can hear you quite well. You  not shout.
3 I´m not sure where I go for my holidays but I  go to Italy.
4 She  ride her bike at night without lights. It's forbidden.
5 She  not eat so much chocolate because it's bad for her figure.
6 I  understand him.
7 It's later than I thought. I  go now.
8 You  a better trainer if you want to become good.
9 Talk to Ann about your problems. I'm sure she  help you.
10 You  not hoover the carpets, Carol has already done it.
11 You  be tired because you have worked very hard.
12 He  come to my party because he is ill.
13 He  go to the dentist when he has toothache.
14 It's not very important. You  not do it now. You  do it tomorrow.
15  you speak many languages?
16 I don't know what I'm doing this weekend but I  go to London.
17 Smoking is very unhealthy. You  stop it.
18 Playing football  in this park.
19 You have got plenty of time. You  not hurry.
20 You  have a passport to visit most foreign countries.
1 He  go skating because he broke his leg.
2 Many children in Britain  wear school uniforms.
3 I'm not sure but Jane  come to see me this afternoon.
4 Didn´t you see the sign? You  drive more than 30 miles.
5 He speaks a lot of languages but he  speak Chinese.
6 It  snow. It looks like it.
7 You  drive on the right in Britain.
8 He is a good boxer. You  be careful.
9 Smoking  in his house.
10 This test will be very difficult. So you  learn a lot.
11 You  eat more vegetables because they are healthy.
12 I don't  the car. You can take it.
13 He does everything himself. He  no help.
14 It`s going to rain. You  shut the window.
15 You  light a fire in the forest.
