It was the building of the rail network from the west to the east coast ________ brought even larger numbers to California in the 1860s.
Every pupil has his own potential so it is not proper to _____them ____two kinds.
The written record of our conversation doesn’t ______ what was actually said. There are a lot of mistakes.
After Jack had sent some e-mails, he _______ working on his project.
---Hi Mary, haven’t seen you for a long time. __________ --- Fine. What about you?
After completing and signing it, please return the form to us in the envelope ________.