[ Modal Verbs ]
Dad …………. go and see a doctor. His cough is getting worse all the time.
A. mustn’t
B. have to
C. should
D. can’t

Random Topics:
Sentence CompletionRegular Plural NounsTo Infinitive or GerundMiscellaneous Grammar UsagesSynonymGrammar - either...or, neither...norSuch...that, so ......thatDirect Object and Indirect ObjectParts of SpeechGiving and Asking for AbilityOther quiz:
Distinguishing Future Tenses › ViewDon’t worry. We have _________ time.
A. any
B. many
C. lots of
Adjective Clauses › View
The boy _____ I met in the library is the best student.
A. who
B. whom
C. whose
D. which
Grammar › View I _____ out of my car
A. got
B. get
C. was getting
D. getting
Grammar › View
You … going to meet Jane tonight.
A. is
B. am
C. are
D. —
