问题
选择题
被子植物名称中的“被子”是指果实的哪一结构[ ]
A．果肉
B．种子
C．胚珠
D．果皮
答案
答案：D
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被子植物名称中的“被子”是指果实的哪一结构[ ]
A．果肉
B．种子
C．胚珠
D．果皮
答案：D
| 选词填空。 | |
2. I want to _____ my health. 3. I think most people are _____ that fruits and vegetables are healthy. 4. I _____ from sugar. 5. If I were you, I'd eat nuts _____. 6. It's important to eat healthy food, _____ you don't like it. |