—Did you enjoy the party? —Yes. We （ ） well by our hosts.

The first textbook（ ） for teaching English as a foreign language came out in the 16th century.

Yon don’t have the right to blame me _____ being late， for I was busy typing your business invitations.

Many teenagers feel no difficulty （ ） computer.

The shy girl felt quite （ ） and uncomfortable when she could not answer the interviewer’s question.

It was once a difficult time, but in the end everything _____ all right.

Herman’s success is （ ） his hard work and his academic ability.

I suppose you couldn’t let me borrow your car this evening, （ ）?

The children looked up as the planes passed_____.

It’s high time we _____ strict measures to stop pollution.

Do what you think is right, （ ）they say.

A new technique （ ）, the output as a whole increased by 20 percent.