In those days, we had no phones, so we have to keep in touch _____ writing often.

Don’t be angry _______ me for not having written. I was really too busy.

“When did you leave the farm?” “____ the end of last year.”

“How long will you work on the farm?” “____ the end of next year.”

“How long will you work on the farm?” “____ the end of next year.”

“When did you become an actor?” “_______ 1995, when I graduated from college.”

4. “How long have you been an actor?” “_______ 1995, when I graduated from college.”

Sometimes our opinions differ _______ what we choose to observe and how we deal with what we’ve observed

.They lived         a small island         the coast of Fujian for five years.

Zhai Zhigang is known          the world          a hero        his walk in space.