问题
单项选择题
肉桂折断面的特征是
A．平坦，淡黄色
B．粉性，灰白色至粉红色
C．不平坦，中间有1条黄棕色的线纹
D．纤维性，裂片状分层，深黄色
E．有细密银白色富弹性的胶丝相连
答案
参考答案：C
解析：肉桂断面不平坦，外侧棕色而较粗糙，内侧红棕色而油润，中间有1条黄棕色的线纹。故答案选C。
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肉桂折断面的特征是
A．平坦，淡黄色
B．粉性，灰白色至粉红色
C．不平坦，中间有1条黄棕色的线纹
D．纤维性，裂片状分层，深黄色
E．有细密银白色富弹性的胶丝相连
参考答案：C
解析：肉桂断面不平坦，外侧棕色而较粗糙，内侧红棕色而油润，中间有1条黄棕色的线纹。故答案选C。
| 用方框内所给词的适当形式完成短文 。 | |
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| Many people like 1 . Children like animals 2 .Usually we can only see dogs,cats,ducks or chickens around us. We 3 see other animals such as elephants, tigers, pandas or monkeys. On Sunday, 4 often take 5 children to the zoo. How happy the children are! They 6 from one place to another. They give animals all 7 of good food to eat. They _ 8 _there one hour after another. They don't want to go 9 . Children . 10 have a good time in the zoo. 1.________2.________3.________4.________5.________ 6.________7.________8.________9.________10.________ |