We may find that learning a foreign language does not have to be________learning our mother tongue,but can in fact be twice ________.
— They have discussed the problem for hours. — Have they come to any_____?
— Do you mind my shutting down the radio?—_____. The good news will be on the air right away.
—John,when will you pay a visit to that place of interest?—I can’t decide at present. _______.
Gun control is a subject _______ Americans have argued for a long time.
At present, we are studying a total of nine subjects, ________ I think is physics.