科目: 来源: 题型:
【题目】听一段材料,回答下面几个小题。
【1】What do you know about the brochure?
A. It is a latest edition map.
B. It is for geography students.
C. It costs the man nothing.
【2】What does the woman recommend the man to see?
A. Castles.
B. Camels.
C. Temples.
【3】Where will the man go?
A. He will go nowhere.
B. He will go to Lantau.
C. He has not decided yet.
查看答案和解析>>
科目: 来源: 题型:
【题目】听一段材料,回答下面几个小题。
【1】What seems to be the man's problem?
A. He has a backache.
B. He has a headache.
C. He has a stomachache.
【2】Where is the woman likely to be?
A. In a waiting room.
B. At the police station.
C. On the road.
查看答案和解析>>
科目: 来源: 题型:
【题目】听一段材料,回答下面几个小题。
【1】Why are some experts strongly encouraging arm exercises?
A. Because our arms are often too fat.
B. Because our arms are often too soft.
C. Because arm exercises can build up our health.
【2】What will happen to your blood pressure when you do arm exercises?
A. Decrease.
B. Increase.
C. Keep normal.
【3】What should be done to match the arm exercises?
A. Leg exercises.
B. Cycling.
C. Waist exercises.
查看答案和解析>>
科目: 来源: 题型:
【题目】听一段材料,回答下面几个小题。
【1】What did the doctor suggest the man do?
A. Take more exercise.
B. Have some rest.
C. Join a club.
【2】What will the man probably do?
A. Work out for a while first.
B. Take a swim before exercising.
C. Visit the club and see for himself.
查看答案和解析>>
科目: 来源: 题型:
【题目】(8分)请根据下列资料回答问题。
据科学报道,人体内合成核酸有两种途径,即“从头合成途径”(细胞先合成碱基,再合成核苷,进一步合成核苷酸,最后合成核酸)和“补救合成途径”(从肠道吸收外源的碱基、核苷、核苷酸,进一步合成核酸)。从头合成途径既复杂又非常消耗机体能量,补救合成途径既简单又节能,尤其是骨髓、淋巴、红细胞、小肠和脑等组织细胞没有从头合成能力,只能利用补救途径合成核酸。由于人体的调节作用,只要从肠道吸收的核酸分解物够用,就没有必要从头合成碱基、核苷和核苷酸,因而具有从头合成途径能力的组织细胞得以利用补救途径合成核酸,以满足人体代谢活动的需要。
(1)DNA带有大量的遗传信息,有人想通过吃DNA来获得好的遗传信息。你认为这一观点对吗?为什么?_______________________________________________________________。
(2)有些核酸保健品注明其具有“增强基因(遗传信息)自主修复能力”的功能。请你收集有关信息,分析这种说法是否有道理。_______________________________________________。
(3)根据材料,分析有关核酸保健品对人体有利的方面。__________________________________。
查看答案和解析>>
科目: 来源: 题型:
【题目】听一段材料,回答下面几个小题。
【1】What is the most probable relationship between the two speakers?
A. Classmates.
B. Doctor and patient.
C. Teacher and student.
【2】What is the man worried about?
A. His broken arm.
B. The coming exams.
C. The pain in his leg.
【3】Where does the conversation probably take place?
A. In a hospital.
B. In a classroom.
C. At the man's home.
查看答案和解析>>
科目: 来源: 题型:
【题目】听一段材料,回答下面几个小题。
【1】Why is the patient seeing the doctor?
A. Because his wife told him to.
B. Because he feels tired.
C. Because his wife feels tired.
【2】When did the man return to work the last time he was ill?
A. When he felt better.
B. When he had to.
C. When his wife told him to.
【3】What does the doctor think his problem is?
A. His wife.
B. His job.
C. His operation.
【4】What can we learn about the doctor?
A. She isn't fit for her job.
B. She didn't give the man any examination.
C. She will give the man further examination tomorrow.
查看答案和解析>>
科目: 来源: 题型:
【题目】听一段材料,回答下面几个小题。
【1】What is the conversation about?
A.A film.
B.A book.
C.A story.
【2】What does the girl think of the film?
A.She thinks it is terrible.
B.She thinks it is good.
C.She thinks it is wonderful.
【3】According to the girl,what did the film director do to the story?
A.He followed the story.
B.He improved the story.
C.He changed the story.
查看答案和解析>>
科目: 来源: 题型:
【题目】听一段材料,回答下面几个小题。
【1】What does the man think of the first coffee table?
A. Too expensive.
B. Difficult to clean.
C. Unsuitable in color.
【2】Which one is the man likely to buy?
A. The second one.
B. The third one.
C. None of them.
【3】What is the probable relationship between the speakers?
A. Husband and wife.
B. Master and servant.
C. Salesgirl and customer.
查看答案和解析>>
科目: 来源: 题型:
【题目】听一段材料,回答下面几个小题。
【1】What is the relationship between the two speakers?
A.They are director and actress.
B.They are husband and wife.
C.They are reporter and actress.
【2】What does the woman do in the play?
A.She acts a young lady.
B.She directs the play.
C.She writes the play.
【3】What does the woman want to be after this play?
A.A singer.
B.A director.
C.A film star.
查看答案和解析>>
湖北省互联网违法和不良信息举报平台 | 网上有害信息举报专区 | 电信诈骗举报专区 | 涉历史虚无主义有害信息举报专区 | 涉企侵权举报专区
违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com