________ the danger of drunk driving, many drivers promised never to drive after drinking.
#96258
A
Realizing
B
To have realized
C
Realized
D
Having realized
推荐题目
_____ this house with that one, you’ll find this house is better. 
#96773
A
Compared
B
To compare
C
Comparing
D
When compared
_________ with the size of the whole earth, the biggest ocean does not seem big at all.
#94968
A
compare
B
when comparing
C
comparing
D
when compared
 I’m very happy ___ a chance ___ your school.
#89890
A
to give… to visit
B
giving… visiting
C
to be given…to visit
D
to be given…visiting
    how to work out the difficult physics problem ,he asked the teacher for help .
#89838
A
Not to know
B
Not knowing
C
Knowing not
D
Not known