[ Grammar ]
Doctors __________ long hours.
A. work
B. works
Select your answer:
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Identifying Tenses › ViewThe penguins were sliding down the ice.
A. Present Simple
B. Present Continuous
C. Past Simple
D. Past Continuous
Grammar › View
I … a grammar book. it … a red cover.
A. has and have
B. has and has
C. have and have
D. have and has