MODAL VERBS EXERCISE 1

can could have to must might should

1. Ted's flight from Amsterdam took more than 11 hours. He could be exhausted after such a long flight. He could 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 can walk downtown and explore the waterfront.
3. Hiking the trail to the peak can be dangerous if you are not well prepared for dramatic weather changes. You must research the route a little more before you attempt the ascent.
4. When you have a small child in the house, you mustn't leave small objects lying around. Such objects can be swallowed, causing serious injury or even death.
5. Dave: can you hold your breath for more than a minute?Nathan: No, I can't.
6. Jenny's engagement ring is enormous! It must have cost a fortune.
7. Please make sure to water my plants while I am gone. If they don't get enough water, they could die.
8. I could 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 can just say a few things in the language.
9. The book is optional. My professor said we could read it if we needed extra credit. But we don't have to read it if we don't want to.
10. Leo: Where is the spatula? It should 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 might be in there. That's the only other place it could be.
11. You should take your umbrella along with you today. The weatherman on the news said there's a storm north of here and it could rain later on this afternoon.
12. can we pull over at the next rest stop? I really have to use the bathroom and I don't know if I can hold it until we get to Chicago.
13. Oh no! Frank's wallet is lying on the coffee table. He must have left it here last night.
14. Ned: can I borrow your lighter for a minute?Stephen: Sure, no problem. Actually, you can keep it if you want to. I've given up smoking.
15. I couldn't believe she said that to Megan! She didn't have to insult her cooking in front of everyone at the party last night. She could have just said she was full or had some salad if she didn't like the meal.
16. Do you have to 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 must be someone in this room. It could be any one of us!!!
18. Ted: I don't know why Denise starting crying when I mentioned the wedding.Pamela: It could have been what you said about her brother. Or, perhaps she is just nervous. After all, the big day is tomorrow.
19. must you always say the first thing that pops into your head? couldn't 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 must be lying around here somewhere. Where can it be? be swallowed, causing serious injury or even death.