问题
单项选择题
工程上通常根据机械性能和使用状态将（）分为塑料、橡胶、合成纤维三大类。
A．复合材料
B．高分子材料
C．金属材料
D．非金属材料
答案
参考答案：B
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工程上通常根据机械性能和使用状态将（）分为塑料、橡胶、合成纤维三大类。
A．复合材料
B．高分子材料
C．金属材料
D．非金属材料
参考答案：B
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| Every morning, Anne Ravenscroft gently wakes her daughter Heidi so that she can wash and dress her ready to start the day. Later, as she continues to 1 Heidi, Anne chats about the weather, the birds and other things. All day long, Anne is there to wait on her daughter's every 2 . But Anne is no new mother 3 her baby: she is 81 and a grandmother. Her 46-year-old daughter is so 4 that she can't speak, walk or do anything without the help of her 5 . Heidi has a neurological (神经病学的) condition called Rett Syndrome, which has left her unable to 6 . Ever since she was born, her main 7 has been her mum, Anne. For 46 years, Anne has thrown herself into this 8 role, and she goes on to 9 her daughter's every need. It is for this 10 that Anne has been crowned (为…加冕) winner of the Daily Mail Carer of the Year awards. She was 11 because of her patience and kindness, 12 which she continues to carry out this role. Anne remembers:"It was 13 shocking when Heidi was diagnosed (诊断), especially to know there was nothing we could do to 14 her. But Anne never looked for 15 or reward; she just cared for her daughter. Anne admits that her relationship with Heidi is 16 . "I'm very touched that other people have seen 17 in what I've done," she says. "And I have only done what has come naturally to me when faced with my 18 child. Looking after Heidi has felt like a privilege. 19 her, I've known more joy in my life than heartache. My daughter has never 20 a burden, and caring for her has never been a chore." | ||||
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