They decided_________ to the mountain.
–Which is the smallest number of the four? --________.
–Excuse me, but can you tell me which road I should take to the post office? --______ of the four roads will do.
–Good news. We will have a ______ holiday. --I’ve heard of it. But it’s coming in_______.
It isn’t like a duck to water to learn a foreign language, so you must study hard.
When westerners go out to dinners, they usually pay for the bill with each other.