【单选题】【消耗次数：1】
He lies down and [填空] a rest.
①
having
②
have
③
to have
④
has
参考答案：
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相关题目
【单选题】
Does Robert have [填空] computer? —Yes,he has [填空] ．
①
an,some
②
a,one
③
a,/
④
any,one
【单选题】
3. He ______ hard until I told him to sit down and have a break.
①
was working
②
had been working
③
worked
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has worked
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Lets pull ___________ the parking lot and have a rest.
①
about
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into
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out of
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around
【单选题】
-We’ve worked for a long time, what about stopping to have a rest? -_____________________.
①
A. I like it.
②
A. You are wonderful.
③
A. That’s a good idea.
④
very good
【单选题】
-Weve worked for a long time, what about stopping a while to have a rest?-_____________________.
①
I like it.
②
You are wonderful.
③
Thats a good idea.
④
ok
【单选题】
If he_____the storekeepers scissors,he would have forgotten to buy a pair.
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would not see
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had not seen
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having not seen
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随机题目
【单选题】
Cyt在呼吸链中的排列顺序是
①
b→c→c<sub>1</sub> →aa<sub>3</sub> →O<sub>2</sub>；
②
c→b<sub>1</sub> →c<sub>1</sub> →aa<sub>3</sub> →O<sub>2</sub>；
③
b→c<sub>1</sub> →c→aa<sub>3</sub> →O<sub>2</sub>；
④
c<sub>1</sub> →c→b→aa<sub>3</sub> →O<sub>2</sub>；
⑤
c→c<sub>1</sub> →b→aa<sub>3</sub> →O<sub>2</sub>
【单选题】
下列对微粒体氧化体系的描述错误的是
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微粒体氧化酶系是人体内重要的氧化体系
②
微粒体中存在一种特殊的氧化酶系，称为加单氧酶或羟化酶
③
微粒体氧化体系的氧化过程在细胞的线粒体中进行
④
使许多脂溶性药物或毒物发生羟化反应以增加作用物的水溶性而利于排泄
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与体内正常代谢物的氧化有密切关系
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下列对非线粒体氧化体系的描述错误的是
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非线粒体氧化体系以微粒体和过氧化酶体最为重要
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水的生成不经过呼吸链电子传递
③
氧化过程不伴有ADP的磷酸化
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⑤
不是生物转化作用的重要场所
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血浆脂蛋白按密度由低到高的正确顺序是
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LDL、HDL、VLDL、CM；
②
CM、VLDL、LDL、HDL；
③
VLDL、HDL、LDL、CM；
④
CM、VLDL、HDL、LDL；
⑤
HDL、VLDL、LDL、CM