一、单项选择
1. —How does your father learn Chinese, Jim?
— He learns it _______ listening to the radio.
A. on B. from C. by D. over
2. My brother is really _____________. He often works in his office far into the night.
A. outgoing B. hard-working C. friendly D. quiet
3. Jenny used to _____________or chat with her grandmother.
A. watched TV B. watching TV C. watch TV D. watches TV
