1. Fill in the blanks with 'must, might or can't'.
a) You
be right about the news but I will check them anyway.
b) Sheila
be at school now. The school finishes at 4 p.m. and it is 5.30.
c) Henry has been driving for four hours. He
be very tired.
d) They
be at home. They went abroad for a month last week.
e) Kathy
come to the meeting but we are not 100% sure.
f) Greg
be ill, or else he wouldn't miss this chance!
222