你能帮帮他们吗
精彩回答
We all understand that learning a foreign language ______ time and efforts.
1年前
I used to go to the gym three times a week, but I don't _______ _______ (锻炼) any more.
1年前
如图,AD是∠EAC的平分线,AD∥BC,∠B=30°,则么C的度数为( )
1年前
I did some reading at home last night.改为一般疑问句和否定句
1年前
已知sinx-cosx=1/5, 1.sin^3x-cos^3x 2.cosx/(1-sinx)-sinx/(1+cosx)
1年前