下列交际用语使用不得体的一项是（ ）

The charity sale our school organizes every year has taught us much _______ we would never have learned it in class

How much will it cost my mother and me to go to Tianjin? — 300 yuan _____[ ]

When ________ comes to baseball, Dorothy knows little about it.[ ]

Mrs. White _____ her wallet now, but she can’t ______ it.