[ Modal Verbs ]
He’s not answering his phone. He _______ be busy.
A. must
B. can
C. should
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Mixed General Quiz › ViewDo not ___ in the affairs of other.
a. medal
b. meddle
c. mettle
Idioms › View
If you are “no spring chicken” you ___.
a. are inexperienced
b. aren’t energetic
c. aren’t young
John is … smart and fun … his older sister
A. as … as
B. both … and
C. either … or
D. neither … nor
Modals and Responsibilities › View
You ___ wear a helmet while riding a bike.
A. must
B. need to
C. have to
D. responsible for