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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
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－          did you play the piano today?   －For five hours.
#43834
A
When
B
How long
C
How often
D
How soon
It is said that the iron and steel works _____not far from here, but now there ______no means of finding it out.
#86289
A
is ; is
B
are ; are
C
are ; is
D
is ; are
 It’s only 19:00, we decide ______ home.
#43676
A
go
B
don’t to go
C
not go
D
not to go
Mary is the only one of the girls who _____ often late for school.
#86189
A
is
B
are
C
comes
D
get
 ----A number of people_____ready to work in poorareas in the western part of China ----Yes,the number______getting________.
#43558
A
is,is,more and more
B
are,is,larger and larger
C
is,are, larger and larger
D
are,is,more and more