1,2,3,4,5,6,7+1,2,3,4,

来源：学生作业帮编辑：大师作文网作业帮分类：英语作业时间：2024/09/28 23:33:24

1.cleaning
2.watching
3.listening
4.reading
5.newspaper
6.using
7.exercising
What are your pen pals doing?
His father is reading newspapers.
Some of my photos are here.
She is eating dinner now
I am swimming with my sister.

1+2+3+4+5+6+7 1×2×3×4×5×6×7 1,2 ,3,4,5,6,7 ：(1/2+2/3+3/4+4/5+5/6+6/7)+(1/2+2/3+3/4+4/5+5/6+6/7)*1/2—(1+ (-7)+11+3+(-2) 1/4+(-2/3)+5/6+(-1/4)+(-1/3)等于几数字推理：1,4,3,5,2,6,4,7, 1/1*2+1/2*3+1/3*4+1/4*5+1/5*6+1/6*7 1 2 3 4 5 6 7 8=1 1+1+2+3+4+5+6+7+8+9.99? 1-1+2-3+4-5+6-7+.-2013+2014 1 2 3 4 5 6 7=1 1+2+3+4+5+6+7+8+9+8+7+4+56+1+2+3