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