题目内容
—Listen! Who is singing in the next room?
—It must be Tina. I often hear her ______there.
A.sing B.singing C.sings D.to sing
练习册系列答案
相关题目
题目内容
—Listen! Who is singing in the next room?
—It must be Tina. I often hear her ______there.
A.sing B.singing C.sings D.to sing