Matching Pairs READING. UNIT 16Online version READING. UNIT 16 by María Marteles 1 There are six thousand eight hundred and fifty-two 2 Japan is the sixty-third 3 China is smaller than 4 Fourteen thousand kilometres is the length of the 5 There are three hundred and fifty 6 Japanese is the first language of 7 Most Chinese speakers’ first language is Mandarin islands in Japan Chinese coast largest country in the world. people for every square kilometre of Japan. nearly all Japanese people three other countries.