One way to understand thousands of new words is to gain __________ good knowledge of basic word formation.

—You look very pale. You __________ very tired. — I didn ’ t sleep at all last night.

The storm died away at last with the golden waves __________ the shore in peace.

________, the first settlers found in New Zealand many strange birds and animals that exist nowhere else in the world.

—Shall we go outing this weekend?

—Oh, with all this work ______ ____,I don ’ t know if I ’ ll have time to go out.

__________of the land in that district __________ covered with trees and grass.

I __________ the movie, but now I hardly remember it. Can you remind me of its name?

The number of tall buildings __________ greatly in Tianjin in the last few years.

Mary ’ s pronunciation is much better than __________ in her class.

An A4 sized panel ( 太阳能板 ) put onto the back of a jacket costs __________ US$15. It could __________ a cellphone during a summer walk.