你能帮帮他们吗
精彩回答
This is the book _______ I have read these years.
1年前
挨挨挤挤(AABB式) _________ ___________ _____________
1年前
For many years, no one could communicate with people who had been born without hearing.
1年前
已知代数式A=2x^2+3xy+2y-1,B=x^2−xy+x− 1/2
1年前
If something is __________,it is good for the environment.
1年前