A survey of the opinions of experts ________ that three hours of outdoor exercise a week ________ good for one’s health. 
#85979
A
show; are
B
shows; is
C
show; is
D
shows; are
推荐题目
Tom along with his classmates ______ for the coming exam.
#85996
A
are preparing
B
are preparing themselves
C
is preparing him
D
is preparing himself
Tina used to __________a round face. 
#44065
A
is
B
have
C
be
D
has
The number of students in our school ____about 30,000 and ______them study hard.
#85877
A
is; a large amount of
B
are ; a number of
C
are ; large amount of
D
is ; a large number of