Topics: Modals of Deduction
They are more than an hour late. They ______ gotten lost.
A. must have
B. could have
C. can´t have
Select your answer:
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Grammar › ViewIssac Newton came up with his theory of gravity when an apple suddenly fell on his head and dropped ____________ the ground.
A. below
B. onto
C. above
D. upon
Grammar › View
The man ………… his favourite song at the moment.
A. sings
B. sing
C. is singing