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【单选题】
自行车的飞轮里使用( )机构A.
槽轮
B.
不完全齿轮
C.
棘轮
D.
凸轮
拍照语音搜题，微信中搜索"皮皮学"使用
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举一反三
【单选题】酶的活性中心与酶的催化活性有关系,下列选项说法正确的是
A.
所有的酶都有活性中心
B.
所有的酶的活性中心都含有辅助因子。
C.
酶的必需基团都位于酶的活性中心内
D.
所有抑制剂都是作用于酶的活性中心
【单选题】下列有关辅脂酶和胰脂酶说法正确的是( )
A.
辅脂酶本身具有脂肪酶的活性
B.
胰脂酶不被胆汁酸盐抑制
C.
肠道中TG水解产物全部通过淋巴系统进入血液
D.
辅脂酶是胰脂酶对脂肪消化不可缺少的蛋白质因子
E.
辅脂酶与胰脂酶结合是通过共价键进行的
【单选题】Who sets the fire in Rochester’s bedroom?
A.
Jane
B.
Bertha
C.
Mrs. Fairfax
D.
Grace Poole
【简答题】以下属于合同的法定变更情形的是()。 A因不可抗力致使合同不能继续履行 B订立合同时显失公平的 C一方乘人之危，使对方在违背真实意思的情况订立的合同的 D因重大误解订立的
【单选题】I was (on the verge) of (incurring) Mr. Rochester's wrath by not listening to his prohibitions, (while) a my once more shone almost (imperceptibly) on the hallway wall and I heard his muffled step on ...
A.
on the verge
B.
incurring
C.
while
D.
imperceptibly
【单选题】I was (on the verge) of (incurring) Mr. Rochester's wrath by not listening to his prohibitions, (while) a ray once more shone almost (imperceptibly) on the hallway wall and I heard his muffled step on...
A.
on the verge
B.
incurring
C.
while
D.
imperceptibly
【单选题】Rochester's legend gave others a surprising turn when______.
A.
he was dying
B.
he got syphilis
C.
he appeared in an anti-rational state
D.
he changed his life-style
【简答题】In developing personal relationships, secrets and deceptions, in the author’s opinion, are ________. A) personal matters that should be seriously dealt with B) barriers that should be done away with C...
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