[ Tenses ]
He hurt his knee while he ___ fast.
A. run
B. ran
C. was running
D. is running

Random Topics:
Grammar: Adjectives & PrepositionsFuture Tense - will and going towill, be going to, would like toSimple Present & Present ProgressiveComparatives or SuperlativesTenses and StructuresPresent Perfect, Present Simple, Present ContinuousPast Simple, Past Continuous, Past PerfectComparisonPersonal PronounsOther quiz:
Subject Verb Agreement › ViewWhich of the following sentences has correct subject-verb agreement?
A. Each of the keys were lost.
B. Each of the keys was lost.
C. Each of the keys be lost.
D. Each of the keys are lost.
Articles & Quantifiers › View
______ Dominican Republic is _____ country located in ______ Caribbean.
A. The – the – the
B. A – a – a
C. A – the – a
D. The – a – the
Modal Verbs › ViewYou _________ enter the doctor’s room now.
A. may
B. might
Prepositions › View
Find the OBJECT OF THE PREPOSITION:
That car drove around the block a hundred times!
A. around
B. block
C. times
D. car
