(2013·新课标全国卷Ⅰ)Try not to cough more than you can ________ since it may cause problems to your lungs.
#99562
A
check
B
allow
C
stop
D
help
推荐题目
They are living with their parents for the moment because their own house ____.
#102163
A
is being rebuilt
B
has been rebuilt
C
is rebuilt
D
has rebuilt
 Quantities of precious jewelry_____ buried_____ in the earth. 
#101917
A
was found; deeply
B
were found; deeply
C
was found; deep
D
were found; deep
“Mom_______ the supermarket,” the daughter said to her father.
#101779
A
has gone to
B
has been to
C
goes to
D
go to
He collected information on 1,000 people, whose IQ       when they were ten years old.
#102201
A
is tested
B
has tested
C
would test
D
had been tested