[ Modal Verbs ]
The teacher’s explanation was __________________. Nobody understood it.
A. confused
B. confusing

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Time ExpressionsSubordination ConjunctionsLinking WordsSubject Verb Agreement and Verb TensesModal Verbs and Contrastive ConjunctionsGive, do and makePresent Progressive (Future)Prepositions & Modal VerbsPast Perfect Simple TensePreposition & GerundOther quiz:
Grammar › ViewWhat is similar word of choose?
A. Select
B. Take
C. Select
D. Get
Present Continuous Tense › View
Everyone know how to use smart phone.
A. Correct
B. Wrong
Grammar › ViewI never leave any electrical appliances on standby and I think it is a good way to _____ energy in the home.
A. take care of
B. use
C. keep
D. conserve
Past Tenses › View
The past continuous is often used with “while.”
A. TRUE
B. FALSE
