[ Modal Verbs ]
The book is optional. My professor said we could read it if we needed extra credit. But we_______________ read it if we don’t want to.
A. don’t have to
B. must not
C. cannot

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Adverb of Time › ViewFill the blank!
He … gives us ice cream.
A. correctly
B. the day before
C. just now
D. usually
Modal Verbs › View
I ……….. go home too late. My parents are very strict.
A. should
B. don’t have to
C. ought
D. mustn’t
Grammar › View______ they play football every day?
A. Are
B. Is
C. Do
D. Does
Grammar › View
Our teacher asked us to meet her at the ___________ at 10.30 am.
A. libarary
B. libary
C. libbary
D. library
