I’mgoing to the United States —How long ______ you ______ in theUnited States

With a large amount of work _______, the chief manager couldn’t spare time for a holiday.

I think it’s going to be about it.

y to ___ new ideas is to observe daily life carefully, and not to take things for granted.

Martin Luther King Jr．was _____ the Noble Peace Prize of 1964 for advocating nonviolence policy in the movement for civil rights．