[ Modal Verb ]
Find a more polite form of the modal verb?
A. Have to
B. Must
C. Could
D. May/Might

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Future FormsAdverb & Compound SentencesAdjective and AdverbSingular and Plural NounsTOEFLLanguage Features of an Opinion ArticleFormal & Informal Words1st ConditionalConnectorsPassive Voice in Past and Present TenseOther quiz:
Grammar › ViewWhat conjunction would you add to combine these two clauses?
I am tall
My brother is taller
A. I am tall, and my brother is taller.
B. I am tall, but my brother is taller.
C. I am tall, or my brother is taller.
D. I am tall, so my brother is taller.
Modal Verbs › View
You……………….smoke in this room. It’s not allow.
A. can’t
B. shouldn’t
C. won’t
D. don’t have to
Passive Voice › ViewThis problem __________ by Miss Lan yesterday
A. was solved
B. is solved
C. will be solved
D. solves
Phrasal Verb › View
The firemen worked hard to put ______ the fire.
A. out
B. up
C. off
