[ Grammar ]
They _____ go to the dentist.
A. have
B. has
C. have to
D. has to
Select your answer:

Random Topics:
Modals and Adjectives (ed-ing)Passive and Active VoiceFrequency AdverbsAdjective and AdverbGrammar: MorphologyPast Progressive TenseApostrophe GrammarTenses - Passive VoiceVocabulary and Usagelike/do not likeOther quiz:
Grammar › ViewDoctor: Do you eat a lot of meat?
Patient: No, I don’t eat _____ meat.
A. many
B. much
C. a few
D. a little
Modal Verbs › View
Tim wasn’t allowed to go to the party because of his bad grades at school.
A. Obligation
B. Lack of obligation
C. Prohibition
D. Permission
E. Ability
