Daniel must have lost his job in that unemployment crisis, __________he? — I don’t think so．Yesterday I saw him working together with his colleagues.

Would you like __________ fruit? —Thank you, but I’d like some water.

This is ___ old watch. Could you give me ___ new one?

Who is that woman over there?—___________ is my English teacher.

Lily and I are good friends, often help each other.