[ Modal Verbs ]
There are some black clouds in the sky. It ___________ rain this evening.
A. ought to
B. may
C. must

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NumbersOpinion / AgreementAuxiliary Verbs, if, unless and ModalAdjective & AdverbsVerbs and Subject Verb AgreementPronouns/ Present TenseFuture Tenses and ModalsDo not or Does notComparative AdverbSimple Past Tense and Present Continuous TenseOther quiz:
Vocabulary › ViewSome ___________, such as natural gas and fossil fuel, cannot be replaced.
A. natural resources
B. habitats
C. magma
D. asthma
Prepositions › View
Smile … customers while surving the meals.
A. for
B. at
C. with
D. by
General Quiz › ViewYou’re having a sore throat. You’d better_____ to the doctor.
A. to go
B. went
C. go
D. going
Past Perfect vs Past Simple › View
I ______ (to be) very tired because I ______ (to study) too much.
A. were, had studied
B. had been, studied
C. was, studied
D. was, had studied
