[ Grammar ]
That robot …….. (work) all day without a break!
A. has worked
B. has been working
C. work

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Wh QuestionsModals for RecommendationsConditionals / Unreal PastPronouns and Subject Verb AgreementVocabulary and PhrasesQuestion TagsParts of Speech and GrammarAdverbs and Adverbial PhrasesConjunctions, Prepositions and InterjectionsSimple Present Tense/be/Present ProgessiveOther quiz:
Phrasal Verb › ViewEating green vegetables ………… essential ……….. your good health.
A. is, for
B. are, for
C. is, in
D. are, in
Modals of Obligation › View
Complete the sentences with the correct form of the modals and verbs in parentheses:
She ___________ (have / wear) a uniform for work. She wears her own clothes.
A. hasn’t to wear
B. doesn’t have to wear
C. don’t have to wear
Modals › ViewPoor Hany ………………… go to hospital yesterday after he hurt his hand.
A. must
B. has to
C. had to
D. needn’t
Modal Verbs › View
“Hi guys, may I join you at this table?” expresses a . . .
A. request
B. permission
C. ability
D. advice
