——What's up? You didn't pick up the phone just now.
——I'm sorry that I （ ） dancing with music on, but it's done now.

— Is everyone here, Jonathan?
— No, Sir. Millie is absent. She（ ）for two days.

By the time he retires, Carl（ ）president for 15 years at the university.

These are the pictures of the hotel（ ） we held our annual meetings.

If their marketing team succeeds, they（ ）their profits by 20 percent.

Is this the factory（ ）you visited the other day?

The road will be blocked if there（ ）another snow.

Let' s go to the airport a little earlier （ ） we can choose better seats.

Mary took a part-time job last summer, but her parents were unhappy about（ ）she did.

​— How much did this set of furniture cost? 

— I forgot（ ）.

Moviegoers know that many special effects are created by computers.（ ）they often don't know is that these scenes still require a lot of work.

These apple trees,（ ）I planted three years ago, have not borne any fruit.

He is the only one of the sons in the family who（ ）received high education.

Many children, （ ） parents are away working in big cities, are taken good care of in the village.

Don’t tell me such things（ ）you are not certain.

We’ve all heard of Thomas Edison, （ ）who invented the electric light and many other things.

I don't know （ ） she would pass the college entrance examination.

Let’s think of a situation（ ）this idiom can be used.

I‘d like to live somewhere （ ） the sun shines all year long.

The fact（ ）his health is bad is not true.