写出反义词。

直线—____          灵巧—____        无声 —____      巨大 —____

A. Because I like swimming.     B. I usually go swimming on Mondays.     

C. Sure. Let's go swimming next Monday. D. No, I don't.     E. I like summer best.

A: Hello Tommy! Which season do you like best?   

B:____

A: Why do you like summer best?   

B:____

A: Do you usually go swimming on the weekend?   

B:____

A: When do you usually go swimming?   

B:____

A: Do you want to go swimming with me?   

B:____

杨树的茎能不断的长粗是因为茎内有形成层．

（Ⅰ）当a=1时，求不等式f（x）＞6﹣|x+2|的解集；

（Ⅱ）若函数f（x）的图象与圆（x﹣1）²+（y﹣1）²=1相交形成的劣弧不超过圆周长的 $\frac{1}{6}$ ．求正数a的取值范围．