下列预防肝癌发生的方法中最重要是（）。 A.注意饮食卫生 B.积极防治病毒性肝炎和肝
题型：单项选择题
问题：
下列预防肝癌发生的方法中最重要是（）。
A.注意饮食卫生
B.积极防治病毒性肝炎和肝硬化
C.防止粮食发霉
D.防止水源污染
E.应用乙型肝炎疫苗注射
题型：单项选择题
阅读理解。
Singapore is not just a clean and tidy city in the world, it's also the greenest. There are (A)
三个原因 why it is so.
Say "No" to waste
Singaporeans do not waste a single drop of water. They recycle ( 再循环) water and save (B)
almost all rainfall. The water can be used for industry and even drinking.
Many "green" buildings
The Duke-NUS Graduate Medical School is one of the great examples of (C) pretty green design.
It uses sustain-able design elements (可持续发展的设计元素) in its school building. ( D ) Singapore
has many green buildings like this.
Get them while they're young
The Green Singapore 2050 (GS2050) is a community platform (社区平台) for young people to
express their great worries about environmental problems, and think of solutions (解决方法) for (E)
them. Why 2050'?It's because these young people will be the ones to run the cou
ntry in 2050, and
hopefully they will solve the world's problems.
1. 将文中划线部分(A)译成英语。
__________
2. 写出文中划线部分（B）和（C）的同义词或近义词。
__________ __________
3. 将文中划线部分（D）改写为There __________ many green buildings like this
__________ Singapore.
4. 文中划线部分(E)指代的是：__________
5. 从文中找出能说明本文主旨大意的中心词。
__________