第31题: [单项选择]A. Potatoes are more nutritious than eggs. B. The eggs are next to the potatoes. C. Most health food stores sell potatoes and eggs. D. The second course will be potatoes and eggs. 参考答案:A 答案解析:[解析] W: Eggs are supposed to be one of the most healthful foods. M: Next to potatoes. Q: W
第32题: [单项选择]海上看到垂直悬挂两盏白灯可能是() A. 机动船前后桅灯 B. 机动船当拖带时 C. 机动船当项推或旁拖时 D. 以上都对 参考答案:D