---- Who ______ the room? ----My brother______.
—What do you think of Ann?—Ann is so careful that she always goes over her exercises to ______ there are no mistakes.
—_____will your sister be back ?—In about two hours.
—Please don’t touch that fish.It smells _______.—OK,I won’t.
—People now can know what is happening in the world quickly.—You’re right.With the help of computers,news can ___every corner of the world.
—Can I ______your dictionary?—Sorry,I’m using it.