Don’t forget to ______ the lights before you leave the classroom.

I like comedies because actors are always very funny and they make me ______.

My parents are not at home, so I have to     my little sister.

The doctor ________ the woman ,but he couldn’t find out what was wrong with her.[来

—I prefer        at home        on such a rainy day. —So do I.

A low-carbon(低碳) lifestyle has an effect        our daily life. People are paying more and more attention to         energies these days.

The Olympic Rings _________ the five parts of the world.

They used ________ basketball in the park.

You should ________ our computer teacher ________ help.

It ____ me nearly two hours to finish my homework yesterday.