There are 19 red balls, 20 yellow balls, 15 green balls and
There are 19 red balls, 20 yellow balls, 15 green balls and
there are ten red balls and thirty yellow balls in the box.改
There are red balls改为同义句
SAT概率题求解答Five red balls and two blue balls are placed in an
These are green balls and they're r__
I have four balls,one is red,____is green,____are yellow.
these are red balls 同义句
There are 2 balls under her bed.
There are 8 boxes on the table.There are red balls or blue b
These are their balls.
my balls are blue
1 here are some red,white and black balls.the sum of the whi