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請教幾題語法
請各位前輩,指導解題 謝謝 (後面是答案) Working by chemical reaction, and being independence of atmospheric oxygen, rockets are used to power interplanetary space vehicles. (B)
The concept of folk music, though generally understood by most people, has not simple, widely accepted definition. (D)
Identical twins are always of the same sex, resemblance one another very closely, and have similar fingerprints and blood groups. (C)
Intricate choreographer emphasized the beauty and virtuosity of the nineteenth-century prima ballerina, while the male dancer functioned only as her partner until the twentieth century. (A)
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