Do you find ____ hard to understand real English

How do you like this park— It’ wonderful. I never dreamed of____ such a quiet place in this noisy city.

.—Was the manager angry with you when he saw you playing computer games in offece hours?—No, he was not angry at all ____ I was doing, but just said, “ Go back where you were.”

There wecan try to turn challenges into opportunities．

It’s well known that good relationship between two countries __________ the development of mutual culture and economy.