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【单选题】
He ______ at once when I promised to help him.
A.
cheered up
B.
gave up
C.
broke up
D.
turned up
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【单选题】The job was done, and it was time for a last cigarette. Eddie began tapping the pockets of his overalls, looking for the new packet of Marlboro he bought that morning. It was not there. It was as he s...
A.
To have a cigarette.
B.
To hammer the carpet flat.
C.
To put back his tools.
D.
To start work in the dining room.
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【简答题】When she saw how frightened he was at his mistake, her anger began to __________． [A] fade away [B] die away [C] fall down [D] die down
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【单选题】生物入侵主要有两种，一是自然入侵，即入侵物种随着气候变化，跟着风、水流、动物迁徙等侵入；二是人为活动，如贸易、旅游等出入境活动带人。而人为活动是生物入侵的主要方式。外来物种或作为牧草、饲料、工业材料、药用植物、蔬菜、草坪、养殖、观赏、生物防治等目的而被有意引进，或是随引进的原木、苗木、花钵、土壤而被无意传人。 这段文字意在说明生物入侵发生的( )。
A.
方法途径
B.
发生时间
C.
危害程度
D.
侵袭范围
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【单选题】She began to be worried lest he ______ with some accident.
A.
had met
B.
should have met
C.
would meet
D.
met
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【简答题】下 图中, 元件1 消耗功率 ( ) W , 元件2 发出功率 ( ) W 。
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【单选题】When the author began to talk to the older woman, he expected that______.
A.
she would just listen without speaking
B.
she would communicate with him
C.
she would interrupt him if necessary
D.
she would care about what he said
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【单选题】Two or three times a week, she had a customer in【21】she began to take an interest. He was a middle-aged man【22】spectacles and a brown beard. He spoke English with a strong German accent. His clothes w...
A.
whom
B.
who
C.
which
D.
that
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【简答题】She began tapping her foot, a sure s____________ of annoyance. (n. 迹象 标志)
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【单选题】.酒精饮料是指含有酒精的任何适宜饮用的饮料,酒精含量中占液体总量的()。
A.
.1%-65%
B.
.0..5%-65..5%
C.
.1%-75%
D.
.0..5%-75..5%
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【单选题】IEEE 802.1q 协议是如何给以太网帧打上VLAN标签的?
A.
在以太网帧的前面插入4字节的Tag
B.
在以太网帧的尾部插入4字节的Tag
C.
在以太网帧的源地址和长度/类型字段之间插入4字节的Tag
D.
在以太网帧的外部加上 802.1q 封装
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【单选题】The job was done, and it was time for a last cigarette. Eddie began tapping the pockets of his overalls, looking for the new packet of Marlboro he bought that morning. It was not there. It was as he s...
A.
To have a cigarette.
B.
To hammer the carpet flat.
C.
To put back his tools.
D.
To start work in the dining room.
查看完整题目与答案
【简答题】When she saw how frightened he was at his mistake, her anger began to __________． [A] fade away [B] die away [C] fall down [D] die down
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【单选题】生物入侵主要有两种，一是自然入侵，即入侵物种随着气候变化，跟着风、水流、动物迁徙等侵入；二是人为活动，如贸易、旅游等出入境活动带人。而人为活动是生物入侵的主要方式。外来物种或作为牧草、饲料、工业材料、药用植物、蔬菜、草坪、养殖、观赏、生物防治等目的而被有意引进，或是随引进的原木、苗木、花钵、土壤而被无意传人。 这段文字意在说明生物入侵发生的( )。
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【简答题】下 图中, 元件1 消耗功率 ( ) W , 元件2 发出功率 ( ) W 。
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【单选题】When the author began to talk to the older woman, he expected that______.
A.
she would just listen without speaking
B.
she would communicate with him
C.
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D.
she would care about what he said
查看完整题目与答案
【单选题】Two or three times a week, she had a customer in【21】she began to take an interest. He was a middle-aged man【22】spectacles and a brown beard. He spoke English with a strong German accent. His clothes w...
A.
whom
B.
who
C.
which
D.
that
查看完整题目与答案
【简答题】She began tapping her foot, a sure s____________ of annoyance. (n. 迹象 标志)
查看完整题目与答案
【单选题】.酒精饮料是指含有酒精的任何适宜饮用的饮料,酒精含量中占液体总量的()。
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查看完整题目与答案
【单选题】IEEE 802.1q 协议是如何给以太网帧打上VLAN标签的?
A.
在以太网帧的前面插入4字节的Tag
B.
在以太网帧的尾部插入4字节的Tag
C.
在以太网帧的源地址和长度/类型字段之间插入4字节的Tag
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