解释词语或根据释义写词语。
眷恋：
攫取：
（ ）：比喻对事物反复体会
（ ）：去掉外在的装饰，恢复原来的质朴状态
深切地留恋；掠夺；咀嚼；返璞归真
看图，选词填空。
1. Look at my hair. It's _____________ and black. [ ]
A. short
B. long
C. young
2. This is my grandfather. He has _____________ hair. [ ]
A. black
B. green
C. white
3. This is my friend. She has _____________ and _____________ hair. [ ]
A. long; curly
B. long; straight
C. short; curly
管道工程的材料有哪些？
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