[ Modal Verbs ]
We . . . cancel our reservation 24 hours in advance. The hotel manager told us.
A. are supposed to
B. were supposed to
C. is supposed to
D. was supposed to

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Comparative Adjective › ViewA rhinoceros is __________ a cheetah.
A. the most larger
B. larger than
C. more larger than
Tenses and Opinions › View
Should physical education be a mandatory subject in schools? Provide your viewpoint.
A. No, physical education is not important for students.
B. Physical education should be optional for students.
C. Yes, physical education is essential for overall development.
D. It’s up to individual students to decide on physical education.
Prepositions › ViewYou should have replied … his invitation sooner.
A. on
B. in
C. at
D. to
Grammar › View
He didn’t understand at all what I did say.
A. correct
B. incorrect
