A. Read the situations and form sentences using the words in brackets. 1. Tom wants to drive his brother's car. What does he say to him? (can)
2. You want to ask your teacher a question. What do you say? (may)
3. Your friend is making dinner and you want to help him. What do you say? (could)
4. You want to speak to Mr Adams. What do you say to his secretary? (may)
5. Your neighbour is going to the cinema and you want to join her. What do you say? (can)
6. You are at a restaurant and you want to order. What do you say to the waiter? (could)

Paintings by monet, rembrandt, and degas (a) have been stolen from the boston museum. yesterday afternoon two thieves wearing police uniforms arrived at the museum and asked the guard (b) (to show) them monet’s paintings. they said that they (c) (had received) a telephone call at the police station that morning telling them that the paintings were in danger. the guard immediately let them (d) (to see) the paintings. the thieves told him (e) (to turn off) the alarm system and then suddenly they made him (f)  (lie) on the ground and they tied his arms and legs. they worked very quickly and carefully and when they (g) (had collected) the best paintings they (h) (left) the museum quietly and calmly through the front door. the director of the museum, karen haas said: ‘the thieves (i) (have taken) our best pictures. i (j) (have worked/have been working) here for 12 years and i can’t believe that this (k) (has happened). how did they manage (l) (to take) them so easily? they might (m) (try) (n) (to sell) them to an art collector in europe, but this will be difficult because the paintings are so well known. if they (o) (were not be) so well known, it would (p) (be) easier (q) (to sell) them. we have decided (r) (to employ) more guards, and a new alarm system (s) has already (been put) in. i’m sure the police will find the thieves and our paintings, but they think it might (t) (take) a long time.’