b.
appear: to appear in the hall, to appear in the city. when
the lady appeared in the room, everybody got up.
bank: the bank of the river, the right bank, the left bank.
a man was fishing on the opposite bank.
change: to change the name, to change the job, to change the
dress, to change trains. some things never change, do they?
after a few days the weather changed.
fast: 1) fast trains, fast cars. it was a very fast trip. my watch
is five minutes fast. 2) to drive fast, to walk fast, to run fast.
could you drive faster, please? run as fast as you can.
found (founded): to found a city, to found a newspaper, to
found a university.