The first color TV set was considered bymost people________this century

The CEO of the company is a position ____ many abilities are required to deal with all types of problems.

It is illegal for a public official to ask people for gifts or money _________ favors to them.

I hear Huang Gang made an English speech at the graduation ceremony yesterday. — ________ and ________.

It’s easy ______ English and it’s important ______it.