用所给词的适当形式填空

题目

用所给词的适当形式填空
1、Now advertisements can _______（see）in newspapers,on TVand in the street.
2、The more careful you are,the better you _______(do)in the next exam.
3、The doctors in the Children's hospital did all they could ______(save)the sick boy.
4、Which they _______(discuss)how to avoid accidents,another accident happened.

答案

be seen
will do
to save
were discussing(这里你打错了,While --Which )