问题
单项选择题 B1型题
可引起高血钙和肾功能损害（）
A.碳酸氢钠
B.碳酸钙
C.甲氧氯普胺（胃复安）
D.氢氧化铝
E.前列腺素E2
答案
参考答案：B
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可引起高血钙和肾功能损害（）
A.碳酸氢钠
B.碳酸钙
C.甲氧氯普胺（胃复安）
D.氢氧化铝
E.前列腺素E2
参考答案：B
| 阅读理解。 | ||
A.Yes, it's very nice. B. No, but we can breathe it. C. Yes, it has taste. D. No, but we can smell it. 2. What does the underlined word "They" refer to ( 指的是)? A. Wind and air. B. Smell and taste. C. A kite and a plane. D. Wind and clouds. 3. A balloon can lift people up with _________. A. hot air B. soft wind C. smell D. taste 4. What does the poem mainly (主要地) try to tell us? A. We need air sometimes. B. It's hard to stay in the air. C. Air is too little to waste. D. Air is very important to us. |
