[ Modal Verbs ]
. You ___ park here; it’s against the rules.
A. can
B. could
C. able to
D. mustn’t

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Grammar › ViewThis pair of baseball gloves ________ made of leather.
A. is
B. are
C. was
D. were
Use of Prepositions or Conjunctions › View
He devoted himself ___ homeless children.
A. to helping
B. to help
C. by helping
D. with helping
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A. while
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I __________________ a student for five years. (be)
A. I have been a student for five years.
B. I has been a student for five years.
C. I have be a student for five years.
D. I have was a student for five years.
