单性孢子叶穗
参考答案：
蕨类植物中无大、小孢子叶之分的孢子叶穗，称为单性孢子叶穗。
根据句意和首字母提示填空，完成下列句子。
1. The car is worth m_______ of dollars.
2. His uncle is carrying out a r_______ on the cause of cancer.
3. Don't draw on the p_______ walls.
4. You don't understand me in the s_______.
5. There are p_______ of eggs in the basket.
6. How is your son g_______ along with his English?
7. The dove (鸽子) r_______ peace.
8. My throat is p_______ sore, and I am coughing very much.
9. I'm sorry to b_______ you, but can you tell me how to do it?
10. You should not be too c_______ of success.
系列再现法
