Check through the different uses.
Look at the following phrases and write in which type you think they are. Then use one
of the modal verbs in brackets to fill the gaps.

1 _______ They (may/must)________ be away for the weekend but I'm not sure.
2 _______ He (can/could)________be French, judging by his accent.
3 _______ They (can't/may)________ still be out!
4 ________With luck, tomorrow (can't/may)_______ still be out!
5. _______ You (can/might)_______ be right but I'm going to check anyway.