题目列表(包括答案和解析)

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13. A. plant             B. buy              C. cook             D. choose

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12. A. clear              B. known           C. had              D. understood

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11.A. life               B. diet              C. custom           D. breakfast

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10. A. when             B. whose            C. their             D. where

(CDDBB ACBBB)

Vitamins are a group of substances found in food. The body needs it for life and health. So usually, many people care for the question: am I getting enough vitamins, and am I getting the right kind?

Even though very small amounts of each vitamin are enough for the needs of the body, the worry people have about vitamins has some reasons. And this has to do with their __11___ ----- the food they take in. A person eating a good variety of food get all the vitamins now __12____ to be needed.

 The problem is that there are many people who don’t ___13___ foods wisely. So the answer ___14___ this question is: ___15____ extra vitamins are needed, ____16___ you eat proper foods. In fact, many of the vitamins can’t be ___17___ in the body, so when extra vitamins are taken in, the body simply gets rid of them. It is even ___18___ to put too much of certain vitamins into the body. This has been found to be __19____ of vitamin A and D, when ___20____ amounts are taken in.

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9. A. Similar             B. Exception         C. Related           D. Opposite

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8. A. accepted            B. recorded          C. written           D. required

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7. A. decided            B. taken            C. measured          D. felt

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6. A. however            B. moreover         C. anyhow           D. anyway

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5. A. founded            B. started            C. promoted         D. substituted

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4. A. No                B. Other            C. Recent           D. Few

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