Try not to cough more than you can ______ since it may cause problems to your lungs.
#11994
A
help
B
stop
C
allow
D
check
推荐题目
He is _________ to have gone abroad,for I haven’t seen him for weeks.
#11221
A
possible
B
likely
C
probable
D
certainly
It’s hot in the shopping mall, because the air-conditioning system ______. 
#13606
A
broke up
B
broke down
C
broke in
D
broke out
 The deadly accident _____ his careless driving.
#12950
A
resulted in
B
resulted of
C
resulted from
D
led to