This notebook Lucy’s. Look, her name is on the book cover.
A. must be B. might be
C. can’t be D. mustn’t be
I mustn’t give up __________ English easily.
A. to study B. studying C. studied D. study
-- Whose book is this?
-- It must .
A. be Carla B. belong to Carla’ s
C. belong to Carla D. is Carla’ s
We prefer the songs that_______ great lyrics.
A. is B. are C. has D. have
You’ll fail the exam _____ you work hard.
A. if B. unless C. or D. so
We ___________to speak aloud in the public place.
A. shouldn’t be allowed B. should allow
C. should be allowed D. shouldn’t allow