题目内容
() 21. There’s alarm on Mark’s desk.
alarm goes off at 7 0’ clock every morning.
A. the; An B. the; The
C. an; An D. an; The
21.D
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题目内容
() 21. There’s alarm on Mark’s desk.
alarm goes off at 7 0’ clock every morning.
A. the; An B. the; The
C. an; An D. an; The