248. A group of the red scarves are playing on the seaside_______.A．sandB．sandsC

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248. A group of the red scarves are playing on the seaside_______.

A．sand

B．sands

C．sail

D．Salts

答案

解析

略

举一反三

249. A_____ has taught us what atoms are made up of and how powerful the atom bomb is.

A．seaman

B．salesman

C．naturalist

D．Scientist

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250. Every year Harvard University awards to excellent foreign students in theoretical physics.

A．bonus

B．scholarships

C．rewards

D．Pensions

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251. The America’s selling weapons to Taiwan cast a shadow on the Sino-U.S relationship. Which of the following can explain the underlined part?

A．was a good omen on

B．had ill effect on

C．was at war with

D．Effected

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252. One of the purposes of United Nations is to achieve international co-operation without distinction as to race,____, language or religion.

A．sex

B．female

C．male

D．Skin

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253. I have to wear a _____ and a tie in order to work in the manager’s office.

A．clothes

B．dress

C．shirt

D．Clothing

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