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答案 :D their days at sea, saved their lives. of food and bottles of water fishingline and a machine and sharks passing ships 提示 :根據(jù)第三段的第二句 They also had a fishingline and a machine to make salt water into drinking water— two things which saved their lives 可知 :a fishingline 和 a machine救了他們的命。 答案 :C whales hit the side of the boat,and then . brought in a lot of water broke the side of the boat pulled the boat went under the water 提示 :我們從第二段得知 They started to hit the side of the boat,也就是說是 the whales broke the side of the boat。 答案 :C news that they failed their driving tests discouraged him, ? they ’t they it ’t it 提示 :主語是 the news,謂語動(dòng)詞是 discouraged,故反意疑問句用 didn’t it 。convey 提示 :co