单选题 As long as we have been on earth, we have used the sea around us. We take from the ocean and we give (41) it.
We take fish from the ocean — millions of kilograms of fish, every year, to (42) millions of people. We even use (43) bones for fertilizer and meal.
We take (44) from the ocean. One way to get salt (45) sea water in a shallow basin and leave it (46) it evaporates. Along with salt, other minerals are left after evaporation — iodine (碘), magnesium(镁), and bromine(溴), to (47) a few.
Much gold and silver drift (48) in the waters of the sea, too. But the sea does not (49) them up by simple evaporation.
Other gifts from the sea are pearls, sponges(海绵), and seaweed. Pearls become jewelry. (50) sponges become cleaning aids. Seaweed becomes (51) of many kinds — even candy, jellies, and ice cream — (52) medicine.
Believe it or (53) , fresh water is another gift from the sea. We (54) drink ocean water. Some of its contents may cause illness. (55) ocean water becomes fresh water when the salts are removed. In the future, we will find (56) depending more and more on fresh water from the sea.
The sea gives us food, fertilizer, minerals, water, and other (57) . What do we give the sea? Garbage. We pollute the ocean when we use it as a garbage dump. Huge (58) it is, the ocean cannot hold all the waste that we pour into it. Dumping garbage into the ocean is killing (59) sea life. Yet as the world population grows, we may need the sea and its gifts more than ever.
We are finally learning that if we destroy our seas, we might also destroy ourselves. (60) , it's not too late.

【正确答案】 C
【答案解析】短语"give(sth. )to sb. ”,此处与并列谓语take from有对比作用。
【正确答案】 B
【答案解析】feed sb. 养活某人;breed饲养;eat吃;bleed流血。
【正确答案】 B
【答案解析】这里指fish's bones。此fish为单复同形,故使用复数所有格their。
【正确答案】 D
【答案解析】ore矿砂,矿石,矿块;mine矿山;fuel燃料;mineral矿物,矿石。
【正确答案】 A
【答案解析】不定式做表语,此处意为“一种提取盐的方法是将海水置人浅盆中存放直至其水分蒸发”。
【正确答案】 C
【答案解析】此处意为“放置直至蒸发”,故用until。
【正确答案】 B
【答案解析】to name a few是“包含有,比如”之意。
【正确答案】 A
【答案解析】此句意为“许多金、银也在漂移之中溶解在海里”,应用过去分词dissolved表被动“被溶解”。
【正确答案】 B
【答案解析】give sth. up交出,让出,献出;dear up天空放晴;make up补偿;draw up起草,拟定。
【正确答案】 C
【答案解析】artificial非天然的,非真实的,人造的;man-made人工的,人造的;natural自然的,天然产生的;unnatural不自然的,反常的。根据上文,“海洋赠与人类的其他礼物包括珍珠、海绵、海草”。可见此处即指海洋中得到的海绵,理应为natural。
【正确答案】 D
【答案解析】联系后文,“海草成为了许多种……——甚至糖果、果冻、冰淇淋”,这些罗列均属 food之范畴。
【正确答案】 D
【答案解析】other than除了,不同于;beyond除……之外;except for除……外,除去;as well as和,又。此处food与medicine是不相交的范畴,故其他三项均不可能,只有将这两者并列共同做become的表语。
【正确答案】 B
【答案解析】believe it or not词组,意为“信不信由你”。
【正确答案】 C
【答案解析】此处意为“人类不喝海水”,四项中只有can't语意适合。
【正确答案】 A
【答案解析】根据上文,“人类不喝海水,因为其中一些成分可能引发疾病”。本句意为“除掉盐分之后,海水就会变成淡水”。故两句意思转折,应填but。
【正确答案】 A
【答案解析】本句意为“未来的日子,我们会发现自己越来越依赖于提取自海水的淡水”。故应填反身代词ourselves。
【正确答案】 C
【答案解析】此处是对本篇文章前半部分的总结。与第五段第一句相呼应,此处应填gifts。
【正确答案】 B
【答案解析】此处意为“海洋尽管广阔,但也无法容纳我们倾倒进去的所有垃圾”。空格处应填入一个引导让步状语从句的词,而表语前置的只有as,故选之。
【正确答案】 A
【答案解析】kill off杀死,杀光;kill down杀死,冻死。此处意为“往海洋中倾倒垃圾会灭绝海洋生物”。故应填kill off。
【正确答案】 C
【答案解析】wishfully有愿望地,表示愿望地,欲望地;willingly自动地,欣然地;hopefully有希望地,(口语)但愿;faithfully忠诚地,忠实地,如实地。此处意为“但愿我们认识得不算太晚”。故选hopefully。