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Sea water _______ hundreds of chemicals, _______ salt.

时间:2022-09-14 19:57:54

Sea water _______ hundreds of chemicals, _______ salt.

A.contains; includes

B.contains; including

C.includes; contains

D.includes; containing

答案及解析: B

解析:

第一个空应用contain,主语为sea water,宾语是chemicals,是不同的事物,而且chemicals处于sea water这个“容器”之中。contain是谓语动词,且是第三人称单数。第二个空应用include,因为salt是chemicals中的一种。include引导一个状语从句,逻辑主语是sea water,它们之间是主谓关系,因此要用including。故答案是B项。

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