Have you known each other for long- Not really. ________ we started to work in thisschool.

Simon is very confident. He isn’t afraid of______ in the whole school.

Thanks to our ___ schedule, we got our task accomplished ahead of time．

Sarah wondered what ______ her 70-year-oldgrandpa would make of the new computer.

e they usually receive the same score in theexams, there’s often disagreement as to ______ is the better student, John orMary.