[ Tenses ]
While he ______ some plants in the garden, his wife was preparing dinner.
A. waters
B. is watering
C. would water
D. was watering

Random Topics:
Linking VerbPresent ContinuousComparatives - SuperlativePresent & Past TensesPast Progressive TenseVerb Tenses and Past ParticiplesActive & Passive VoiceGrammar, adverbs of frequency placementEs and SZero and First ConditionalsOther quiz:
Grammar & Vocabulary › ViewIf you travel on one of these, an astronaut you must be. As it takes you to outer space, where there is zero gravity.
A. hot air balloon
B. space shuttle
C. submarine
D. helicopter
Tenses › View
She …………. a birthday cake yesterday.
A. makes
B. will make
C. made
D. is making
Vocabulary and Grammar › ViewThis sport is played on a court. Players use rackets to hit the ball over a net.
A. tennis
B. soccer
C. volleyball
Conjunctions › View
We saw monkeys, _____ we didn’t see lions at the zoo yesterday.
A. and
B. but
