1. 只有愿意发挥想象，你才能读得进这本书。
_______ if you are willing to use your imagination will you be able to become ________ in this book.
2. 值得称赞的是，史密斯先生愿意无私帮助我们完成计划.
To his ____________, Mr. Smith __________________ offered to help us with the project.
3. 我们应该乐观向上，永远对生活保持一种积极的态度。
We should be _____________  and always keep a _____________  ____________towards life.
4. 她指责比尔对她说谎，但这无法让其他人相信。
She _______________ Bill of ________________ to her, but failed to ____________ others of it.
5. 这个公司为顾客提供各式服务。
This company _______________  a _______________ of services ____________ its customers.
6. 在某人受伤时，懂得急救知识能发挥重要的作用。
It is a _____________ of first aid ___________ can make a real _________ when someone is hurt.
7. 只有专心工作才能进步。
One must concentrate _______________ his work in order to ___________ progress.
8. 出生于北京的一个工人家庭，她5岁就开始打乒乓球。
________  into a worker’s family in Beijing, she began to play table tennis ________ the age of five.