问题
判断题
与塔底相比，精馏塔的塔顶易挥发组分浓度最大，且气、液流量最少。
答案
参考答案：错
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与塔底相比，精馏塔的塔顶易挥发组分浓度最大，且气、液流量最少。
参考答案：错
| 在B栏里找出A栏句子的正确答语。 |
| (A) ( )1. What country is west of the U.S.? ( )2. Where does the president of the U.S. live? ( )3. Where is the Statue of Liberty? ( )4. What city is the capital of the U.S.? | (B) A. He lives in the White House. B. China is west of the U.S. C. It's in New York. D. It's Washington D.C. |