问题描述：
. Playing on a frozen sports field sounds like a lot of fun. Isn't it rather risky, __9
|
考点提示：副词,副词的比较级,疑问副词,连接副词
最佳答案： | A |
| 略 |
. Playing on a frozen sports field sounds like a lot of fun. Isn't it rather risky, __9A．th
. Playing on a frozen sports field sounds like a lot of fun. Isn't it rather risky, __9A．though
最佳答案： 