A:行使提案权
B:制定相关法律
C:提出相关质询
D:协助法律实施
阅读短文,下列问题
B
Amy
I like singing. I can play the guitar and the piano. I want to join the music club.
Bill
Do you want to know my favorite sport? I like playing basketball very much.
I can playing it well.
Jackie
I like playing the piano very much. I often play the piano after school.
Frank
My favorite sport is playing soccer, and I’m good at it.
— Can you catch the ball?
— ________
含有未知数的等式叫做方程.