[ Grammar - must & have to ]
For questions, it is much more common to use…
A. have to
B. must

Random Topics:
Conjunctive AdverbsPersonal pronouns + possessive adjectives + Introgative pronounsAdjectives Ed and IngVerbs & Phrasal VerbsPhrasesConditionals 1,2,3Linking Words and ConjunctionPossessive Pronouns and QuantifiersAdjective ClauseIrregular AdjectivesOther quiz:
Modal Verbs › ViewI _______ forgotten to lock the door; I’ll go back and check.
A. shouldn’t have
B. must have
C. would have
D. should have
Phrasal Verb › View
If you do something wrong and against the laws, you will never . . . . . . it.
A. get by
B. get off
C. get into
D. get away with
Grammar › ViewIt …………………….. tomorrow
A. rain
B. rained
C. will rain
D. rains
Grammar › View
Choose the simple subject in the following sentence:
Red roses smell beautiful.
A. red roses
B. roses
C. smell
D. smell beautiful