I fell down . I ran in the park . ( Just as )
A. Just as I was running in the park, I fell down.
B. Just as I fell down, I ran in the park.
C. Just as I run in the park, I fall down.
D. Just as I was falling down, I have run.

Random Topics:
Grammar speak,talk,say,tellClausesTo Infinitive/Bare Infinitive/GerundsPresent Perfect ContinuousAdverbs or Adjectives-ed or -ingAsking & Giving AttentionWill vs be going toModals, Infinitives and GerundsWishesOther quiz:
Modals › ViewIdentify the modal in the following sentence: Individuals can contribute to the preservation of natural resources by reducing their carbon footprint.
A. contribute
B. can
C. carbon
D. preservation
Grammar - First Conditional › View
If he _________ (give) me a lift, I _________ (be) late for the meeting.
A. will give / won’t be
B. gives / won’t be
C. give / won’t be
D. will give / will be
Figurative Language › ViewGet your act together.
A. paradox
B. juxtaposition
C. idiom
D. hyperbole
Coordinating Conjunctions › View
I will buy a new phone, _____ I will keep my old one as a backup.
A. but
B. because
C. so
D. and