We regret being unable to _____________ with the buyer’s request for covering insurance up to the inland city, as it is not stipulated in the contract

（ ）–It’s raining heavily.Let’s stand under that big tree.–__________.It’s very dangerous to do so in such weather.

--I think it’s going to be a big problem．
——Yes，it could be．I wonder__________we can do about it．

34．—It’s difficult for the village children to cross the river for school．— I think a bridge ___________over the river．

It’s confusing that this person should have _________ such a crime.

22． It’ s almost impossible for ________ few people to do _________much work in________ a short time．

8． It is________ of a problem to be poor than to be dishonest．

—It’s very important ___________ us to make a plan before a new term.

7． Mary wants to be a teacher． She’s going to get_________．

–It’s great that you got into such a good university.
–________________

It is impossible for____________ little room.

—Look at these tracks. It __________ be a wolf.
   —It needn't be. It __________ be a fox.( )