Jack has tow computers.(改为一般疑问句) He has a ping-pong ball.(改为复数形式His sister has an English dictionary.(改为一般疑问句,并做否定回答)piay;after;I;ping-pong;classmates;with;class;my;ofter

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Jack has tow computers.(改为一般疑问句) He has a ping-pong ball.(改为复数形式
His sister has an English dictionary.(改为一般疑问句,并做否定回答)
piay;after;I;ping-pong;classmates;with;class;my;ofter(连词成句)

正确答案为:
Does Jack have two computers?
They have ping-pong balls.
Does his sister have an English dictionary?No,she doesn't.
I often play ping-pong with my classmates after class.

Does Jack have two computers?
He has two ping-pong balls.
Does his sister have an English dictionary? No.she doesn't.
I often play ping-pong with my classmates after class.