Unit 1 Ocean Exploration quiz 2

选出对句子阐释正确的选项

Healthy oceans can help ease the increasing burden our population is placing on this planet … (Para. 5)

• Healthy oceans can provide for us and make our fast growing population less dependent on other resources of the planet.

• Healthy oceans can help reduce the demand of our fast growing population for food and energy and make our world cleaner.

选出对句子阐释正确的选项

… and then descended in submersibles to observe the ensuing feeding frenzy by an array of creatures (Para. 6)

• … and then went down to the ocean floor in submersibles to watch a host of creatures eating away the dead whale.

• … and then went to the submersibles for a look at all sorts of creatures that followed the dead whale and fed on it.

选出对句子阐释正确的选项

It is imperative that we keep pushing the limits of our ocean. (Para. 12)

• It is essential we keep striving to find fresh ways to overcome the challenges faced by ocean exploration.

• It is essential we should not let the ocean limit us.

Antonym（反义词） of "conceal"

Synonym（近义词） of "very unfriendly"