| 托福考试易错题（2018/1/22） |
| 第1题： All (living) things are (made up of) one or more cells, and each of these cells (were) produced by an (already existing) cell. A．living B．made up of C．were D．already existing |
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| 第2题：Most of North America receives （） some form of continuous plant cover except in the arid and semiarid Southwest. A. moisture to sustain sufficient B. sufficient moisture to sustain C. to sustain sufficient moisture D. sufficient to sustain moisture |
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| 第3题： The phrase "account for" in line 22 is closest in meaning to A．(reduce B．( explain C．( combine with D．( list all of |
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| 第4题： According to the passage, why is the Lake Wales Ridge valuable A．( It was originally submerged in the ocean B．( It is less than ten miles wide C．( It is located near the seashore D．( It has ecosystems that have long remained unchanged |
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| 第5题： The membrane surrounding a single-celled animal or plant or any individual cellin a multicellular organism is important in the respiratory and nutritionally processes of that cell.
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