Shared bikes can help people travel around freely in cities without （污染）．
Anna lost her arms in a car accident when she was a child．What was worse，she lost her parents （1） the age of twenty．Her elder sister，who was ten years （2） （old）than her，wanted to take care of her．However，Anna refused （3） （live）with her sister，saying that she would like to take care of herself．She managed to enter college and （4） __ （study）very hard．Four years later，she graduated and found a job．Once she wrote in her diary，"I am quite lucky．I lost my arms，（5） I still have my legs．"
Anna chose to face her misfortune（不幸）in an active way．Instead of （6） （feel）sad every day，she decided not to let it hold her back．She has taught us a good lesson．When something bad happens to us，we have two （7） （choice）．One is to complain（抱怨），and（8） other is to face it bravely．If we choose to run away，（9） will follow us wherever we go．If we decide to be strong，new hopes will come．So choose （10） __ （wise）．
The dancer felt a bit n in her first performance．
Let's open the window and have some f air in．
The manager made no r to the questions．
Let's go to the l to borrow some books．