Modals of deductionfollowed by infinitive, without “to” Must something is true; based on strong evidence You are all wet.. Could, May, Might something is possible, but we are not sure
Trang 1Modals of deduction
followed by infinitive, without “to”
Must something is true; based on
strong evidence You are all wet It must the raining outside
Could,
May,
Might
something is possible, but
we are not sure • Don’t put the book on the
window It could fall
• We will try to get there on time, but we may arrive late
if there is a lot of traffic
• Did you hear that? I think
there might be someone at the door
Can’t something is not true, for
sure He works on Christmas He can’t be happy about that
1 Complete the following sentences with CAN'T, MUST, MIGHT
a) I can hear some music coming from that window He be at home b) Mark told me Sarah was working late today, so she _ be home right now
c) Harry doesn't answer the phone He _ be in the movies
d) Ring! Ring! That _ be mom; she said she'd call me back in a minute e) I _ have left my keys in the car or maybe at John's
f) Sue is late for class She _have missed the bus
g) That DVD _ cost more that 15€; it's an old movie!
h) Christina has already been three times to that new pizza restaurant It _ be really good
i) Robert always gets straight A's His parents _ be really proud of him j) Her new boyfriend is absolutely gorgeous He _ be a model
k) A: What's that deafening noise out there?
l) B: My downstairs neighbors _ be having another barbecue It's the fifth one this month!
m) A: Have you called Sam?
n) B: yeah, but he _ have already left, because nobody answered the phone
o) A How much further do we have to go?
p) B: Not much Her house _ be very far from here
q) Lisa failed her driving test, so she _ be in a good mood right now r) George wasn't promoted as he had expected, so he _ be totally
disappointed with himself
s) He and his sister _ come with us if their parents give them permission