-------It’s time to have class. Please stop _________.   -----  OK.

He spoke loudly to make everybody in the room       him clearly.

Your computer doesn’t work。.You’d better have it        .

—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.

I prefer ____________ shopping to ____________ at home.

— How about climbing the hill?
— I would rather     along the river than      the hill. I'm a bit tired。

Qian Xuesen devoted all his life to ________________ China’s Space Program.

I preferred _______the long jump rather than ________ in the relay race in the school sports games.

After he finished ______ the exciting story, he talked about it on and on with his friends.