[ Modal Verb ]
“Have you seen John?” “No. But he _________ be studying in the library.
A. may
B. will
C. must
D. need

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Correlative conjunctions › View_____ we go to San Francisco _____ New York for our holidays, I’ll be happy.
A. Either … or
B. Whether … or
Tenses › View
Everything is going on well. We ……………….any problems so far.
A. didn’t have
B. don’t have
C. haven’t had
D. hadn’t had
General Quiz › ViewWho invented the bicycle?
A. MacDonald
B. Macmillan
Conjunctions › View
We cannot travel to other countries _____ they have lifted the travel ban.
A. because
B. until
C. neither
D. since