He ________ in American for five years, and now he works in Shanghai.
You said the books were on the shelf ,but there.
Within the last year, scientists have come closer than ever .
It is heartening to see millions on the earth who had nothing but a record of misery and hungerthe chance to improve their life.
Patrick has never learned a foreign language, .
His has changed but he has kept the fine qualities of a scientific researcher.