[ Modal Verbs of Deduction and Speculation ]
My classmate is raising her hand.
A. She must know the answer.
B. She must have known the answer.

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Distinguishing Future TensesAdverb of MannerWill and Going toAdverbial ClauseThird Grade ExamAuxiliary and Modal VerbsAdjectives with PrepositionModals and ConditionalsModal SpeculationInfinitivesOther quiz:
Grammar › ViewIs your pen red?
A. No, it is.
B. Yes, it is.
C. No, I am not.
D. Yes, I am.
Grammar › View
Mr. Marfin ……………. go on business trip very often.
A. need
B. needs
C. doesn’t have
D. has to
Grammar › ViewMy brother promised _____ me to the cinema.
A. take
B. to take
C. taking
D. to taking
Homonyms › View
What ___ you do if it happened to you?
a. wood
b. would
