1.My mother usually takes the bus to go shopping(对划线部分提问) 2.Mary takes the subway.

Question

(用the bus 改为选择疑问句)

Answer 1

为您解答。
1.My mother usually takes the bus to go shopping(对划线部分提问)
How does your mother go shopping? （划线部分如果是takes the bus）
What does your mother usually take the bus to do?（划线部分如果是go shopping）

2.Mary takes the subway. (用the bus 改为选择疑问句)
Does Mary take the subway or the bus?

Answer 2

1.若划线部分是takes the bus
则提问：How does your mother usually go shopping？
若划线部分是My mother
则提问：Who usually takes the bus to go shopping？
若划线部分是to go shopping

则提问：What does your mother usually do to takes the bus
2.Does Mary take the subway or the bus？追问

谢谢，不过已经迟了一点