16. I have never heard such a beautiful song _____.
—Can you come up with another good idea?—This is the best approach I can imagine __________ the work ahead of schedule.
The news spread quickly through the village _______ the war had ended, _______ made villagers wild with joy.
When solving the problem a second time, you’d better be more careful ________ you made a mistake.
—What do you think of the price of these computers?—They are at least equal in price to, if not cheaper than, ________ in other companies.
In English, certain nouns are spelt with ___ capital letter at the beginning of ______ word.