Topics: Verb Tense, Pronouns and Antecedents
As we __________ for the train, we ate our breakfast.
A. were waiting
B. are waiting
C. do wait
D. have waited
Select your answer:
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Grammar › ViewWhat is the subject of this sentence?
My dog likes to eat cookies.
A. cookies
B. dog
C. likes
D. eat
Communicative Grammar › View
We’ve been planning for a clean-up operation ————-2 weeks.
A. about
B. for
C. since
D. already