[ Have to ]
Doctors ….. study at university
A. don’t have to
B. doesn’t have to
C. have to
D. don’t have to

Random Topics:
Compound and Complex, ConditionalsGerund & InfinitiveIndefinite PronounsFuture Tense VerbPronouns and AntecedentsPossessive Adjectives and Possessive PronounsRelative Clauses PronounsModals of ProhibitionPresent Tenses: Simple vs ContinuousPronounOther quiz:
Time › ViewHe will not be back ____ 6 o’clock.
A. Before
B. After
C. By
Parts of Speech › View
Find the adjective: The sweater I want to wear is dirty.
A. sweater
B. wear
C. want
D. dirty
Vocabulary › ViewWhat part of speech is the word ‘consume’?
A. noun
B. verb
C. adjective
D. adverb
Gerund and Infinitive › View
My parents don’t let me_______ out alone.
a. go
b. to go
c. going
d. to be going
