Our country________the sixth population census(人口普查)already.
—______ you read the words in English? —No, I can’t. They are too difficult for me.
Which scarf is ______, the green one or the blue one?
I want to buy some postcards in the shop, ______ I don’t have enough money.
—______ is your best friend? — Linda, I guess.
—Lily, how do you usually come to school every day? —Usually ______ bike.