(2013·新课标Ⅰ，23)Try not to cough more than you can________since it may cause problems to your lungs.
#11555
A
check
B
allow
C
stop
D
help
推荐题目
They work day and night; however, _______ of the money they make goes to their so-called eldest brother.
#14343
A
four-fifth
B
four-fifths
C
four-five
D
four-fifths
When the slave trade was abolished in 1838, the former slaves the carnival.
#12835
A
took up
B
took down
C
took over
D
took in
I wish to thank Professor Smith，without ________ help I would never have got this far.(2012·天津)
#11568
A
who
B
whose
C
whom
D
which
I noticed her beauty and honesty _______ I met her.
#14390
A
first time
B
for the first time
C
the first time
D
by the first time
It will be one of the nations worst affected by climate change, as________ of the country ________ below sea level．
#14409
A
two-fifth; is
B
two-fifth; are
C
two-fifths; is
D
two-fifths; are