句型转换He needs (three) pairs of shoes.（对括号部分提问）----- ---

句型转换
He needs (three) pairs of shoes.（对括号部分提问）
----- ------ pairs of shoes ------- he need?
the two bags (60 dollars).对括号部分提问
----- ----- are the two bags?
what can i do for you?改为同义词
----- ------ ------ you?
(tom's) book is blue.对括号部分提问
----- book is red?
his sister wants to buy (a new bike).对括号部分提问
----- ----- his sister-------to buy?