Question

Complete this dialogue between two friends by putting the verb into the correct form:
Andy: Why won't Stephen answer his mobile phone?
Nigel: He (1)
.............
(must / switch) it off
while he was playing football and forgotten to
turn it back on again.
Andy: He (2) ............
(can't/turn) it off
because he didn't have football training today -
it was cancelled.
Nigel: Well, he (3)
(may not/
hear) it, or he (4)
...... (could /
leave) it at home. Try ringing again. He
(5) ......
........
..... (might/answer) this time.
Anyway, why do you want to call him?
Andy: I want to remind him that he's coming round
to my house tomorrow afternoon after school.
He (6) ................
(might / forget) - you
know what he's like.
Nigel: He (7)
(can't forget) - he
was talking about it yesterday and he was
looking forward to it.

Answer 1

1) He must switched it off

2) He couldn't turn it off

3) He might not hear it

4) Could leave it at home

5) He might answer this time

6) He might forget

7) He couldn't forget