We will have 7 days ______during National Day.  
#45903
A
rest
B
leave
C
holiday
D
off
推荐题目
Tom is           than Sam.
#45440
A
athletic
B
more athletic
C
athleticer
D
the athletic
Every day we should keep our classroom _________ .
#47842
A
cleaning
B
to clean
C
clean
D
cleans
 We are sure one day the air in Beijing will be much ______ than today.
#44269
A
clean
B
cleaner
C
cleanest
D
the cleanest