Every boy and every girl ______ that each day and each hour brings ______ duty.
#86212
A
know；their
B
knows；their
C
knows；its
D
know；its
推荐题目
_______ comfortably in a chair, he was completely lost in a magazine.
#86015
A
To sit
B
Sat
C
Sitting
D
Having sat
Listening to loud music at rock concerts ______caused hearing loss in some teenagers.
#85895
A
is
B
are
C
has
D
have
You should never base anything on a theory that _________ impractical in practice.
#86010
A
is proved
B
prove
C
proves
D
proved
---Who _____a pet in our class ? -----Many students ______.
#44165
A
has, has
B
have , have
C
have, has
D
has , have