[ TOEFL Adjective and Adverb ]
Mainly important for its chemical reactivity, chlorine can be used . . . water.
A. to sanitize
B. for sanitation
C. and sanitizing
D. sanitizes

Random Topics:
DescriptionsVocabulary Spelling GrammarConditional ClauseVerb-ing and InfinitiveGerund and To InfinitiveGrammar, adverbs of frequency placementPresent, Past, and Future TimeFuture TensesComparatives - SuperlativePhrasesOther quiz:
Grammar › ViewA sentence begins with a capital letter and ends with a period.
A. TRUE
B. FALSE
Tenses › View
What is the correct progressive tense for the verb in “His money goes under his mattress until he needs it”?
A. is going
B. goes
C. went
D. was going
Will/Going to › ViewWe need to plan our trip. I _______________ you tomorrow.
A. am going to call
B. are going to build
C. will drink
D. will be
Past Tense › View
kristina….. to an opera before she lived in Jakarta
A. was never going
B. has never gone
C. had never gone
D. did not go
