You ———- stay in bed if you’re ill.
A. must
B. mustn’t

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Modal Verbs for PossibilitySimple Present & Present ProgressiveAdverbial Clause, Noun ClauseSentence Fragments and Complete Sentences3rd Person SingularGerund or to InfinitiveConnectivesGerund or InfinitivePast Tense vs Future TenseModals for Ability, Possibility and PermissionOther quiz:
Grammar › ViewChoose the correct connector to complete the sentence.
That investigator has many good coworkers ___________________ the detective and the secretary.
_____
A. such as
B. lastly
C. in fact
Grammar › View
I’m sure it ___ easy to install the program.
A. won’t be
B. won’t have been
C. isn’t being
D. was going to be
Grammar › ViewTom spends an hour ____________ the Internet almost every day.
A. surf
B. to surf
C. surfing
D. to surfing
Conjunctions › View
Use a subordinating conjunction in this sentence: ‘_____ you finish your project, you can relax.’
A. Before you finish your project, you can relax.
B. Although you finish your project, you can relax.
C. After you finish your project, you can relax.
D. Unless you finish your project, you can relax.
