减轻
参考答案：
即通过调整市场营销组合等来改善环境适应，以减轻环境威胁的严重性。
如图AB、AC两个粗糙斜面等高，倾角θ1＞θ2，一物体从静止开始由A点沿AB下滑过程中的加速度为a1，抵达B点的速度为V1；此物体由A点沿AC下滑过程中加速度为a2，抵达C点的速度为V2，设物体与每个面的摩擦系数相同．则（ ）
A．a1＜a2，V1＜V2
B．a1＜a2，V1＞V2
C．a1＞a2，V1＞V2
D．a1＞a2，V1＜V2
单词拼写。
1. It's hot today. Let's go swimming in the s_________.
2. —I'm a teacher, what's your j_______? —I'm a reporter.
3. My grandfather has two sons. One is my father, the other one is my u______.
4. The teacher said that the m________ goes around the earth.
5. This place is so beautiful that many artists often come here to d______ pictures.
6. —Would you like some more noodles? —No, thanks. I am ________(饱的).
7. It is __________(礼貌的) to wait in line.
8. Mother said to her little daughter, "You are old enough to look after_________(你自己)."
9. As a student, you shouldn't __________(抄袭) other's homework.
10. My teacher often told me to pay ________(注意) to my spelling while I was writing.
