[ Adverb and Sentence Structure ]
“Balloons become deadly litter ___ they are released into the air.”
A. if
B. while
C. as soon as
D. before

Random Topics:
Gerunds, Infinitives and Modals of PossibilitySome & AnyTenses and ConclusionsSimple Present Negative and QuestionSuperlative & Comparative AdverbsLinking Words and PhrasesSecond ConditionalsApologizingHope, Thank, Modal VerbsPast ContinuousOther quiz:
Clauses › ViewArequipa is the city ______ you can see beautiful volcanoes
A. that
B. where
C. who
D. which
Past Simple Tense › View
My vacation in Hue ______ wonderful. (be)
A. was
B. were
C. are
D. is
Grammar › ViewAll’s well that ends well.
A. If you feel well and the end, you will have a penny saved.
B. Feeling well is important to feel well.
C. If you start today, you’ll finish tomorrow.
D. Problems that occur along the way do not matter as long as the outcome is happy.
Passive Voice › View
A lot of money _____ for shopping yesterday.
A. was spent
B. is spent
C. spent
