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【简答题】

There was once a boy called Mario who loved to have loads of friends. He always 31 off how many friends he had at school. One day his grandfather said to him, “Mario, I 32 you a big bag of popcorn that you don’t have as many friends as you think. I’m sure many of them are nothing more than companions.” Mario 33 the bet without hesitation. However, he wasn’t sure how to test 34 his schoolmates were real friends or not, so he asked his grandfather. The old man answered, “Wait a minute.” Then the old man left, 35 soon as though carrying something in his hands, but Mario could see 36 there. “Take it. It’s a very special chair because it’s invisible (看不见). It’s rather 37 to sit on it, but if you take it to school and 38 to sit on it, you’ll activate (激活)its magic and you’ll be able to 39 who your real friends are. ” Mario, brave and determined, took the 40 and set off for school. At break time he asked everyone to form a(n) 41 , and he put himself in the middle, with his chair. Having difficulty seeing it, Mario tried to sit on it and 42 straight onto his backside. Everyone around him had a pretty good laugh. “Wait!Let me try again,” Mario said. But again, he missed the seat, 43 more surprised looks and a few catcalls (尖叫,喝倒彩). Mario didn’t 44 and kept trying to sit on the magic chair. But he kept falling onto the ground…until, 45 he tried again but didn’t fall. Looking around, Mario saw three of his best friends 46 him up. Meanwhile, many others he had 47 as friends had done nothing but make 48 of him. And there, the show 49 to an end. Mario understood that true friends were those who 50 for him, and not just the companions that happened to be passing by. And someone who took joy in his misfortunes (不幸) was even less of a friend. 小题1: A.turned B.paid C.took D.showed 小题2: A.bet B.give C.offer D.send 小题3: A.received B.followed C.accepted D.dropped 小题4: A.which B.that C.what D.whether 小题5: A.answering B.returning C.passing D.recovering 小题6: A.everything B.anything C.something D.nothing 小题7: A.hard B.annoying C.upset D.painful 小题8: A.prepare B.allow C.manage D.invite 小题9: A.doubt B.tell C.explain D.call 小题10: A.popcorn B.friend C.book D.chair 小题11: A.area B.space C.line D.circle 小题12: A.walked B.fell C.broke D.suffered 小题13: A.causing B.bringing C.providing D.moving 小题14: A.give away B.give out C.give up D.give off 小题15: A.suddenly B.nearly C.generally D.unfortunately 小题16: A.carrying B.holding C.pulling D.improving 小题17: A.imagined B.faced C.placed D.viewed 小题18: A.smile B.laugh C.fun D.interest 小题19: A.came B.lasted C.added D.led 小题20: A.arranged B.cared C.looked D.served

题目标签:喝倒彩激活倒彩
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参考解析:
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刷刷题刷刷变学霸
举一反三

【单选题】下列选项中胰蛋白酶不能激活的酶原是()

A.
糜蛋白酶原
B.
胰蛋白酶原
C.
胰岛素原
D.
弹性蛋白酶原
E.
胶原酶原

【单选题】能使胰蛋白酶原激活的物质是( )

A.
肠激酶
B.
胰凝乳蛋白酶
C.
羧肽酶
D.
弹性蛋白酶
E.
胆汁酸

【单选题】胰蛋白酶不能激活下述哪种酶原()

A.
麋蛋白酶原
B.
胃蛋白酶原
C.
弹力蛋白酶原
D.
激肽酶
E.
胰蛋白酶原

【单选题】酶原激活的生理意义是

A.
保护酶的活性
B.
恢复酶的活性
C.
避免自身损伤
D.
促进组织生长
E.
加速组织代谢

【单选题】下列激素可激活激素敏感性脂肪酶,例外的是( )

A.
胰岛素
B.
肾上腺素
C.
胰高血糖素
D.
去甲肾上腺素
E.
促肾上腺皮质激素

【单选题】胰岛素激活胰岛素受体发挥药效的作用机制是()

A.
作用于受体
B.
影响酶的活性
C.
影响细胞离子通道
D.
干扰核酸代谢
E.
补充体内物质

【单选题】酶原的激活是由于

A.
激活剂将结合在酶原分子上的抑制剂除去
B.
激活剂使酶原的空间构象发生变化
C.
激活剂携带底物进入酶原的活性中心
D.
激活剂使酶原分子的一段肽水解脱落从而形成活性中心
E.
激活剂使酶含量增加

【多选题】关于酶原的激活下列哪些说法是正确的( )

A.
酶原在一定条件下转变成为有活性的酶的过程
B.
酶原激活的机制是暴露或形成了酶的活性中心
C.
酶蛋白变性
D.
活性中心被破坏
E.
以上都正确