Question:
While I ________ (walk) in the park, I hurt my back.
-
A.
was walking -
B.
walks -
C.
walked -
D.
walking
Reference explanation:
Correct answer: A
Knowledge: The coordination is
Explain:
While + S + V (past continuous), S + V (past simple)
=> While I was walking in the park, I hurt my back.
(While I was walking in the park, I had a backache.)
Answer: A
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