问题
单项选择题
弯曲牙形成最常见的原因是()
A.遗传
B.营养不良
C.乳牙外伤
D.乳牙慢性根尖周炎伤及恒牙胚
E.多生牙
答案
参考答案:C
弯曲牙形成最常见的原因是()
A.遗传
B.营养不良
C.乳牙外伤
D.乳牙慢性根尖周炎伤及恒牙胚
E.多生牙
参考答案:C
完形填空(本大题有10小题,每小题1分,共10分) Do you like to visit the zoo in our city? Zoo is a good place ___(16)____. There is a zoo ____(17)___a river and a small mountain. It’s very big and there are a lot of tall trees in it. We can see a lot of golden fish(金鱼) in it, they have all kinds of ____(18)_____ . Some are red, some are yellow, some are white and some are black. They are swimming in the water. And they are very _____(19)_____. We can see a hill. About twenty ____(20)____ are playing on it. Some are asking people for ____(21)_____. The little monkeys are in their mothers’ arms. They are very interesting and children_____(22)_____ them very much. We can also see the elephants. They are very strong(强壮的). The ____(23)_____are very tall. The pandas’ house is next to the monkey hill. There are ____(24)___ pandas ---one is sitting in the trees and the other is sleeping on the grass. They look very shy and cute. What ___(25)___ animals do you like? 小题1: A has fun B. have fun C. have a fun D. to have fun
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