Unit1-Unit8的Read and translate和Read and simulate

The disease is spreading, and all young children are at risk.

4. 信息通过电话线从一台电脑传到另一台电脑。(transmit)

The information is transmitted from one computer to another through a telephone line.

5. 杰克是个相当好的赛跑运动员。他在大多数情况下都能获胜。(more often than not) Jack is a fairly good runner. He wins more often than not.

Read and simulate

1. 听说这家高新技术公司实施了多种优惠政策以防止人才流失。

It sounds like this high-tech company has put in place many favorable measures to protect against brain drains.

2.如果造纸厂为了追求高额利润而置环境问题于不顾，就着实堪忧了。

The worry comes when paper-mills ignore the environmental pollution in pursuit of profits.

3.参加托福考试前去上考前辅导班非常重要，但要想真正学好英语这却不是一劳永逸之策。 It's vitally important that one attend a test-preparation class before taking a TOEFL test but this cannot be a one-off event if he really wants to have a good command of English.

4.医生的潜意识里应该随时留意潜在的危险，而且一旦出现紧急情况必须立刻采取适当的措施。

The potential threat should always be in the back of a doctor's mind and appropriate measures should be taken in no time once emergency arises.

5.归根到底，科学和教育是一个国家兴旺发达的关键，而且应该坚持不懈。

In the end, science and education are the keys to a prosperous country and this is a continual process.