问题
选择题
一朵桃花的一种结构被虫吃掉，这朵花就结不出桃子，这种结构是[ ]
A．花萼
B．花蕊
C．雌蕊
D．雄蕊
答案
答案：C
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一朵桃花的一种结构被虫吃掉，这朵花就结不出桃子，这种结构是[ ]
A．花萼
B．花蕊
C．雌蕊
D．雄蕊
答案：C
| 下列每句的画线部分中有一处错误，找出并改正。 | |
| ( )1. Yao Ming is less than two meters tall. A B C ( )2. There are no man-made structures as bigger as the Great Wall. A B C ( )3. The hight of the building is 15 meters. A B C ( )4. Do any of these designs attracted you? A B C ( )5. I am the three tallest student in the class. A B C | _________ _________ _________ _________ _________ |