Forty years ago people were indifferent to the health of the ocean because ______.
A: the ocean was immune to any pollution then
B: they didn't know what would come of if the ocean was deadly disrupted
C: there was no computer then
D: there wasn't any problem with ocean at that time
A: the ocean was immune to any pollution then
B: they didn't know what would come of if the ocean was deadly disrupted
C: there was no computer then
D: there wasn't any problem with ocean at that time
举一反三
- New Zealand is in ______, halfway between the equator and the South Pole. A: the Southern Pacific Ocean B: the Northern Pacific Ocean C: the Atlantic Ocean D: the Indian Ocean
- The UK is located off the northwestern coast of Europe between __________ and ___________. A: Pacific Ocean B: Indian Ocean C: Atlantic Ocean D: North sea
- The Pacific Ocean is bigger than the Indian Ocean. A: The Pacific Ocean is bigger than the Indian Ocean. B: The Pacific Ocean is bigger than the Indian Ocean. C: / D: /
- It is so difficult to the bottom of the ocean because some parts are very deep. A: explore B: know C: develop D: observe
- What will give a competitor the greatest advantage in a red ocean?