嘧啶核苷酸从头合成途径首先合成的核苷酸是A.UMP B.UDP C.UTP D.CT

题型:单项选择题

问题:

嘧啶核苷酸从头合成途径首先合成的核苷酸是

A.UMP

B.UDP

C.UTP

D.CTP

考点:普通考研西医综合西医综合
题型:单项选择题
One day something went wrong with a man’s bicycle chain(链条). The man could not repair it, so he looked    36   for help. The only house nearby belonged to a woman who had    37   there a few months earlier. The man knocked at the door, but the woman did not answer. The door had clear glass in it, and the man    38   see that the woman was home. He decided to knock again. Finally the woman came to the door. The man immediately explained his    39  . “I can fix the chain,” the woman said. Later when the bike was    40   to go, the man said, ‘Thanks. I hope I can help you some day.” “I never need help,” the woman said.
The following week the man was riding his bike    41  he noticed the woman walking down the street. A strong wind suddenly lifted her hat and sent it into the branches(树枝) of an old tree. The woman tried to get her hat with a stick, but she failed. She seemed    42   because she clearly was not dressed for tree-climbing. The man hurried over, quickly climbed up to the hat and    43   it into the woman’s waiting hands. When she put on her hat, she    44   the man as he climbed back on his bike. ‘I think I told you I never need help,” the woman said, “I’m glad you didn’t    45   me. Thanks.” Then they both smiled.
小题1:
A.outB.upC.downD.around
小题2:
A.leftB.movedC.waitedD.stopped
小题3:
A.couldB.mightC.couldn’tD.didn’t
小题4:
A.ideaB.planC.problemD.message
小题5:
A.hardB.readyC.slowD.unable
小题6:
A.whenB.beforeC.afterD.though
小题7:
A.boredB.relaxedC.frightenedD.worried
小题8:
A.droppedB.putC.collectedD.brought
小题9:
A.savedB.passedC.studiedD.chose
小题10:
A.excuseB.noticeC.findD.believe
题型:单项选择题

《中华工商时报》2008年4月12日报道,目前中国城市家庭消费亮点纷呈,除了前几年的住房、汽车、教育之外,又出现了旅游、文化娱乐等新的热点。旅游、文化娱乐等新的消费热点属于

①超前消费        ②过度消费    ③享受性消费      ④精神文化消费

A.①②

B.②③

C.③④

D.①③④

题型:单项选择题

甲出国留学前将自己的一幅名人字画委托好友乙保管。在此期间乙一直将该字画挂在自己家中欣赏,来他家的人也以为这幅字画是乙的。后乙因生意需要在家中宴请政府官员丙。丙对该字画赞不绝口,于是乙顺势将该字画赠送给了丙。丙在回家的途中因酒醉糊涂,将字画遗留在出租车上。出租车丁略通收藏,发现该字画后便将其私藏,后通过拍卖所进行拍卖。收藏家戊在拍卖会上以3万元的价格买得此字画。一年后,甲回国,查得该字画已被戊收藏,便上门向戊索要。下列有关本案的表述中不正确的是哪项( )

A.该字画仍应归甲所有,但应支付3万元给戊

B.因乙是将该字画赠送给丙的,所以丙不可能拥有该字画的所有权

C.丁负有赔偿损失的责任

D.戊作为善意第三人,从拍卖会上竞买下该字画,应当获得该字画的所有权

题型:单项选择题

扬州会议

题型:单项选择题

心电图检查正常,为进一步明确昏厥原因,首选下列哪项检查

A.脑电图

B.24小时动态心电图监测

C.脑CT

D.超声心动图

E.心脏电生理检查

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