Topics: Modals Tenses
Countries must …… select different methods according to their specific features.
A. be able to
B. can
C. should
D. manage to
E. ought to
Select your answer:

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Present Tenses and ConnectorsClause Markers TOEFL GrammarSentences Function and StructureArticles & QuantifiersTOEIC Tenses, VerbsStative Verbs and TensesPreposition and Preposition PhraseSimple Tenses in EnglishProverbsModals of Obligation and PermissionOther quiz:
Grammar › View“Mona Lisa” …………………. by DaVinci.
A. was painting
B. was painted
C. paints
D. was paint
Grammar › View
He ___ the cup in that cupboard last night.
A. kept
B. keep
C. keeps
