Pop is such an important part of society ______ it has even influenced our language.

A．as             B．that          C．which       D．where

Suzhou is very famous ______ the Chinese-style gardens.

A．for            B．as         C．in          D．by

What are you going to do tomorrow? We’ll go to the library tomorrow if it ______.

A．isn’t rain       B．rain

C．won’t rain        D．doesn’t rain

They didn’t go to bed ______ the work was finished.

A．when         B．while        C．until          D．after

The famous writer wrote a novel ______ this story.

A．to base        B．based upon

C．was based upon D．to base upon

What a tight football game! We lost it ______ we all tried our best.

A．because         B．though           C．until         D．unless

So far, he ______ three languages.

A．learned          B．has learned

C．will learn        D．was learned

He ______ playing the piano when he was very young.

A．shows an interest          B．shows an interest in

C．showed an interest in       D．showed an interest

The ______ boy is my neighbour.

A．15-years-olds     B．15-year-old

C．15-year old      D．15-years old

I did not go to school yesterday ______ I was ill.

A．as           B．for           C．since     D．because