问题
单项选择题
以下缩写是指
IR
A．气相色谱法
B．高效液相色谱法
C．十八烷基硅烷键合硅胶
D．红外分光光度法
E．差示扫描量热法
答案
参考答案：D
搜题请搜索小程序“爱下问搜题”
以下缩写是指
IR
A．气相色谱法
B．高效液相色谱法
C．十八烷基硅烷键合硅胶
D．红外分光光度法
E．差示扫描量热法
参考答案：D
| 阅读理解。 | |
Here is an advertisement about two-day tour between Hong Kong and Macao.
between Hong Kong and Macao with his parents. | |
| 1. Bill enjoyed the beautiful views (风景) in the city by _____ last week. | |
[ ] | |
| A. ship B. boat C. bus D. speedboat | |
| 2. In Hong Kong you can visit _____. | |
[ ] | |
| A. Victoria Peak B. Mazu Temple C. the Ruins of St. Paul D. Moon lake | |
| 3. The tour cost Bill's family _____. | |
[ ] | |
| A. HK ＄1,800 B. HK ＄1,560 C. HK ＄1,320 D. HK ＄1,080 |