[ Grammar ]
It is very important for high school students ____________ how to manage their time efficiently.
A. and know
B. in knowing
C. who know
D. to know

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Grammar - Present PerfectFuture Tenses and ModalsPresent ContinousRelative Pronoun/AdverbsWord Form & Verb TenseModals for ObligationGrammar PhrasesOffer and SuggestionPresent / Future / Present Progressive / non Action VerbsAsking and Giving OpinionOther quiz:
Prepositions of Time › View_________ every Monday, we attend the swimming class.
A. At
B. On
C. In
Grammar › View
The dancer ________ was very talented won a trophy.
A. who
B. that
C. whom
D. which
Grammar › ViewWhy do you spend __________ time in the bathroom?
A. so many
B. so much
Conditionals › View
I __________ a new car if I __________ enough money.
A. will buy / has
B. buy / will have
C. will buy / have
