Recuse teams………..for people trapped in the building while the firefighters …….. to put out the fire.
A. looked/had tried
B. looked/were trying
C. were looking/ had tried
D. were looking/ were trying

Random Topics:
Nouns FormationNouns as AdjectivesGrammar - Wh QuestionsFamily Members and Present SimpleFuture - Will and Be going toModals of AdvisabilityPast Simple VerbsClause Markers TOEFL GrammarExclamationPersonificationOther quiz:
Grammar › ViewChoose the correct punctuation for the following sentence: “My favorite colors are blue green and red”
A. My favorite colors are blue, green, and red.
B. My favorite colors are blue green, and red.
C. My favorite colors are blue, green and red.
D. My favorite colors are blue, green, and red?
Gerunds And Infinitives › View
Nutritionists advise dieters never …… to diet …… meals.
A. try / for skipping
B. to be trying / skip
C. to try / by skipping
D. having tried / skipped
E. tried / without skipping
Adjective vs. Adverb › ViewA flock of small birds flew above us
A. Adjective
B. Adverb
Present Tenses › View
Peter and Mary never_ to class on time.
A. Goes
B. Go
C. Gone
D. Going
