_____ in 1936, Harvard is one of the most famous universities in theUnited States.

Oh, my God! My bike doesn’t work.— Let’s _____ our parents.

______ city Rio de Janeiro in Brazil is！—Yes. The 3lst Olympic Games will be held there.

One is never ______ old ______learn. Do you think so —Yes., I agree.

After a long walk from the lake to the school, most of the students went back to the classroom, __________.