( ) 30. — How does Lily usually go to school?
— She ride a bike, but now she to lose weight.
A. used to; is used to walk B. was used to; is used to walking
C. was used to; is used to talk D. used to;is used to walking
( ) 31. — Why are you angry with Cathy? — I saw her ________ my things yesterday.
A．looking through B．looking after C．looking out D．looking forward to
( ) 32. — Could you please ________ how the machine works? — Of course.
A．mean B．refuse C．explain D．wonder
