While income worry is _______ rather common problem of the aged, loneliness is another problem that _______ aged parents may face.A.a; the B.the; / C.a; / D.the; the
科目:高中英语 来源:不详 题型:单选题
| A.unless | B.until | C.since | D.however |
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科目:高中英语 来源:不详 题型:改错题
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科目:高中英语 来源:不详 题型:单选题
| A.the; the | B./; the | C./; / | D.the; / |
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科目:高中英语 来源:不详 题型:单选题
| A.visited, come | B.visited, have come | C.have visited, came | D.have visted, have come |
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科目:高中英语 来源:不详 题型:单选题
| A.break off | B.break out | C.break down | D.break into |
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科目:高中英语 来源:不详 题型:完形填空
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科目:高中英语 来源:不详 题型:完形填空
| Passage outline | Supporting details |
| A 小题1: in the history of medicine | ◆ 55-year-old Lewis was on the 小题2: of death. He was told that he only had 12 hours to live. ◆ Two American doctors had his heart 小题3: and replaced it with an artificial one. That made Lewis the first living heartless man. |
| Differing from the human heart | ◆ Lewis’ new heart pushes the blood forward with two moving blades. ◆ His heart rate is at 小题4: with a 小题5: line on the screen of an EKG machine. |
| 小题6: of this artificial heart | ◆ It is smarter and quieter than other artificial hearts and can last much longer. ◆ It hasn’t yet broken down. Nor has it got 小题7: and infected. |
| Reasons for being小题8: about this artificial heart. | ◆ The doctors will have to further 小题9: the device before it is massively produced. ◆ Yet this artificial heart looks likely to bring the opportunity of 小题10: to thousands of patients. |
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科目:高中英语 来源:不详 题型:单选题
| A.set aside | B.set down |
| C.set off | D.set up |
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