Topics: Grammar: Have to
Doctors ____________ study for many years.
A. have to
B. has to
C. don’t have to
D. doesn’t have to
Select your answer:
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Adverbs, Modals, Preposition of timeTenses & Conditional SentenceModal Verb Gerund or To InfinitiveModals - Conditionals - Future TensesIF CLAUSEGrammar : can, could and be able toUnscramble SentenceVerbs - third personExpressing Obligation and ModalsPast Perfect Simple TenseOther quiz:
Preposition › View________entering the hall, he found everyone waiting for him.
A. With
B. On
C. At
D. During
Future Continuous Tense › View
Bobby … (not, work) on Saturday at 2 p.m.
a. will be not working
b. will not be working