Topics: Past Perfect Tense
Lin ______________ as a construction worker for 10 year before he __________________ an architect. (work; become)
A. worked / became
B. had worked / become
C. had worked / became
Select your answer:
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Nouns & Pronouns › ViewImproving working conditions can improve the ………of workers more than increasing their salary.
A. product
B. productive
C. produce
D. productivity
Present Perfect Tense › View
Why ___________ so much rice today?
A. has you eaten
B. have you ate
C. has you ate
D. have you eaten