问题
单项选择题
用MTBE调节汽油，汽油密度的变化与MTBE的含量呈（）关系。
A、正比
B、反比
C、线形
D、非线性
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
用MTBE调节汽油，汽油密度的变化与MTBE的含量呈（）关系。
A、正比
B、反比
C、线形
D、非线性
参考答案：C
| 阅读下列内容，从每小题所给的四个选项中选出一个最佳答案。 | |
Here is an advertisement about two-day tour between Hong Kong and Macao.
| |
| Bill is a student in Beijing Sunshine Secondary school. Last week he joined the two-day tour 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 |