使两个直角三角形全等的条件是 [ ]
A．一锐角对应相等
B．两锐角对应相等
C．一条边对应相等
D．两条直角边对应相等
答案：D
Supposing you can't write, what would you do
A．may not
B．couldn't
C．are unable
D．wouldn't
分水岭
