1、(单选题)In order to strengthen his muscles,Mike goes to the gym _____ to do exercises.
问题描述：
1、(单选题)In order to strengthen his muscles,Mike goes to the gym _____ to do exercises.
2、(单选题)He asked who I voted for and I said it was my own _______.
A、thing
B、matter
C、duty
D、business
答
2D