This book ______ Tom’s father’s, because his name is on the book. 
#88110
A
maybe
B
may be
C
must be
D
must
推荐题目
——Tom is never late for work. Why is he absent today?—— Something _____to him.
#87520
A
must have happened
B
can have happened
C
must happen
D
can happen
The Chinese teacher looks so pale. She ___ be ill.
#88979
A
must
B
mustn’t
C
can
D
need
    It is strongly suggested that measures _____students to cheat in the exams.
#87577
A
e taken to prevent
B
e taken to forbid
C
re taken to prevent
D
re taken to forbid