[ Verb Tenses ]
The last time I _____ in a tent was when I was a child.
A. had slept
B. had been sleeping
Select your answer:

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Modal Verbs › ViewWhich sentence contains an incorrect use of a modal verb?
A. You should study for the test.
B. He can’t swim very well.
C. They mustn’t be late for class.
D. She may not goes to the concert.
Grammar › View
They ___ in the park every Sunday.
A. walk
B. walks
C. walking
