1 Would you like me to carry your books?
May I carry your books?
2 I advise you to rewrite your essay.
3 It is necessary for you to be on time.
4 I'm sure Frank is in his room.
5 How about going to the cinema this evening?
6 I'm certain he isn't with Bill. He just called me.
7 She managed to save enough money to buy a new car.
8 I advise you to discuss the problem with your parents.
9 I'm on my way out. Do you want me to get you anything?
10 It's forbidden to park here.
11 It's OK to borrow my bike.
12 He is obliged to wear a uniform at work.
13 Would you like me to help you with the preparations?
14 You'd better go home now before it starts raining.
15 Do I have your permission to use your laptop?
1 I think you should buy this book.
2 He need not take the exam again.
3 Terry is sure not to be at the office.
4 Janet may call me this evening.
5 You may not eat and drink in the classroom.
6 We have to clock in at 8.30.
7 The boys are sure to have not been upset with the results.
8 May I do anything to help?
9 We may go for a picnic on Sunday afternoon.
10 Sam was able to reach the top of the mountain after climbing for several hours.
11 Can you throw a party on your birthday?
12 John had to attend the seminar.
13 They have to go to a meeting every day.
14 Should we visit some friends on Saturday?