题干
——I have great _____ in learning math and I'm so worried. Could you help me?
——Sure. I'd be glad to.
A：trouble
B：interest
C：time
D：fun
答案(点此获取答案解析）
A
——I have great _____ in learning math and I'm so worried. Could you help me?
——Sure. I'd be glad to.
A：trouble
B：interest
C：time
D：fun
