题干
Human life is regarded as part of nature and, as such, the only way for us to survive is to live_________nature.
A：in view of
B：in need of
C：in touch with
D：in harmony with
答案(点此获取答案解析）
D
的图象上各点的横坐标缩小到原来的
，再向右平移
线DE交BE于点D，交AC于点E．若AC＝8cm，△ABE的周长为15cm，则AB的长为( )
