[ Modals ]
You _____ see a doctor if you feel sick.
A. must
B. had to
C. has to
D. didn’t use to

Random Topics:
Conditional and Mix Conditional SentenceAdverbs of DegreeInfinitives for reasonsAdverbial Clause, Noun ClauseAdjectivePresent Simple PassivePast Tense, Recount Text, and Future TenseThere is, There are, Some, AnyApostrophes and Quotation MarksSubjunctiveOther quiz:
Grammar › ViewAt 9 p.m. last night, my friend ___ jokes that made everyone laugh.
A. am telling
B. was telling
C. is telling
D. are telling
Question Words › View
A: _____ is your hobby?
B: My hobby is playing football.
A. Where
B. When
C. Who
D. What
Grammar › ViewWhich word is the helping verb?
My mom will help me with my homework when she gets back from the store.
A. mom
B. help
C. will
D. homework
Phrasal Verb › View
I can ______ on Bob on my way to the shops.
A. look up
B. look into
C. look in
D. look after