213
need/have to
: ‘You needn’t pay now. You can wait until the furniture has been delivered.’
3
You must be pleased to hear that I’ve already got the tickets.
You’ll be pleased to hear that I’ve already got the tickets.
When you inform someone of something, use
will be + pleased/interested + to hear/know/learn
(NOT
must)
: ‘You will be pleased to know that your old friend Peter has been promoted to
Associate Professor.’
4
If you can’t find her, she must hide somewhere.
If you can’t find her, she must be hiding somewhere.
When you do not actually know where someone is or what they are doing, but certain facts allow
you to guess, use
must
be
or
must be doing
: ‘If she isn’t in her office, she must be in the canteen.’
‘If she’s in the canteen, she must be having her lunch.’
Dostları ilə paylaş: