[ Conjunctions ]
He must be tired … he has working since morning.
A. though
B. because
C. why
D. although
E. however
Select your answer:

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Grammar › ViewI wish I … more free time.
A. would have
B. have
C. had
D. was having
Grammar › View
The migratory birds __________ before the temperature dropped.
A. had left
B. has left
C. left
D. leaved
