My father stayed in Japan only a few months, _____he went through a series of hardship.

When do you go to school? —______ 8:00 ______ the morning. [ ]

When shall we meet again, next Saturday or Sunday? —– _________ day is OK. I will be free next weekend.

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

The monkeys escaped _____ the zoo yesterday evening. [ ]