[ Grammar ]
The guard _____________ all the doors and makes sure they are all locked.
A. check
B. checks
C. checked
D. checking

Random Topics:
Tag QuestionPresent Simple x Present ContinuousAdverbs or AdjectivesPresent Perfect TenseAdverbs of Manner, Likes and PreferencesGoing To Be and WillDo not or Does notAdverbs & to beGrammar - Present PerfectThe Past SimpleOther quiz:
Grammar › ViewPreservationists believe that humans can have access to the land, but they should only utilize it for ____ natural beauty and inspiration.
A. the
B. their
C. its
D. those
Articles › View
Which article is used before words starting with a vowel sound?
A. an
B. a
C. some
D. the
1st Conditional › ViewIf the ____ exercise, they ____ healthy.
A. won’t do – be
B. do – will be
C. don’t do – will be
Verb 3 forms › View
I like ________ books in the evening.
A. read
B. to read
C. reading
D. riding