1年前1个回答
你能帮帮他们吗
精彩回答
—How are you getting along with your presentation? —Almost ready, and I ______ all I am supposed to.
11个月前
When you visit a museum, you should ___________ the instructions.
1年前
已知函数f(x)=x+a/x+b 若曲线y=f(x)在点p(2,f(2))处的切线方程为y=3x+1,求函数fx的解析式
1年前
The ____________man can carry some water every day.
1年前
20钢,45钢,和t10钢缓慢冷却得到的室温组织组成,形态,性能和有何差异 为什么?
1年前