He has been very interested in doing research on _______ since he was at high school.

The fog made it difficult for the driver to see when the traffic lights _____.

 The plain occupies the west, south and central parts of the continent, though considerable variations are to be found over so ______ an area.

 Spanish is the ______ language of most Spaniards.

On summer _____ many English men work in their gardens when they come home from work.

A curriculum that ignores ethnic tensions, racial antagonisms, cultural _______ and religious differences is pot relevant.

This house ……… last year.

 If the boy had ______ the dog alone it wouldn’t have bitten him.

He has always gone _____ strange hobbies like collecting bottle-tops and inventing secret codes.

If you have a _____ to make about the food, I am willing to listen.

There’s no need to be frightened of the dog; he’s quite ______.

______ to leave early is rarely granted.

Will you ______ my essay, please, to find out whether made any mistakes?

It was a difficult tune, but we never gave up hope. (Tìm từ đồng nghĩa)

When he was a student, his father gave him a monthly ______ towards his expenses.

Before you sign anything important, pay careful _____ to all the conditions.

Since his retirement, Peter Smith, who was ______ a teacher, has written four novels.

There are many _____ in this city.

I’m sorry but what he thinks is not of the _____ importance to me.

What are the _______ of that country? - I think it is some kinds of cheese and sauces.

 There is _____ that I may have to go into hospital next week.