Topics: Modal Verbs of Certainty and Possibility
We must ______ the tickets – I can’t find them!
A. lose
B. have lost
Select your answer:

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Countable and Uncountable Nouns › ViewI am thirsty. I need to drink _________ water.
A. a few
B. a little
Grammar › View
All planes_____ before departure.
A. will check
B. will be checked
C. will been check
D. will checking
