According to the passage, people in the West today survive on ______.
A: carrots and tomatoes
B: several thousand types of plants and cereals
C: a very small number of cultivated foods
D: special species planted one thousand years ago
A: carrots and tomatoes
B: several thousand types of plants and cereals
C: a very small number of cultivated foods
D: special species planted one thousand years ago
举一反三
- More than two ______ years ago, people knew little about the universe. A: thousands B: thousand C: thousands of D: thousand of
- The first Olympic Games took place ________. A: in the seventh century B: certainly before 700 BC C: over three thousand years ago D: a thousand years ago
- These two persons are not comparable. One (live)___________ two thousand years ago while the other lives today.
- According to the passage, the exchange of medical ideas between east and west started ________. A: thousands of years ago B: decades of years ago C: a few years ago D: after the Second World War
- More than ______ years ago, there was a war between the two countries. A: three thousand B: three thousands C: three thousand of D: three thousands of