[ Modals ]
You should do more exercise. You’ll live longer.
A. Advisable
B. Necessary
C. Not necessary
D. Possible

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Kinds of NounsModal Verbs and Conjuctions-ed and -ing AdjectivesPast and Present TensesPrepositions of Place and TimeFigure of SpeechDirect and Indirect SpeechGrammar & VocabCommon & Proper NounsPronouns and AntecedentsOther quiz:
Grammar › ViewIf I ………….. more time, I would go to the gym more often.
A. had
B. had had
Subject Verb Agreement › View
Ethics (is / are) the study of moral duties, principles, and values.
A. is
B. are