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【简答题】
One evening Charlie was on his way home from the railway station. When he turned round a corner, he heard footsteps behind him and he thought someone was coming near. He began to walk fast. The footsteps came fast, too. He slowed down. The footsteps also slowed down. Now he was sure that someone must be going after him. He tried to hide. Still the steps followed him. He didn't know how to save himself, so he jumped over some tall grass and hid himself in a cemetery(墓地). He threw himself down on one of tombs(坟墓). The man behind came near. Charlie could hear the man jump over the grass. Thoughts of thieves and robbers filled his mind. Charlie stood up and faced the man. 'What do you want? Why are you coming after me?' He asked. 'I say,' the stranger asked, 'do you always go home like this, or are you taking some special exercise tonight? I want to go to Mr. Green's and don't know the way. The station master told me to follow you as you live next door. Excuse me for asking, but is there much farther to go before we get there?' 小题1: That day Charlie was ____. A.leaving the station for a cemetery B.walking slowly along the street C.on his way to Mr. Green's house D.on his way back home 小题2: When he found someone following him, Charlie ____. A.was too frightened to move B.stopped to ask the man why C.hid himself in a cemetery D.knew clearly what to do 小题3: Charlie went into a cemetery because he ____. A.tried to get rid of the stranger B.got tired after a day's walk C.walked too fast and lost D.wanted to hide his things there 小题4: When the stranger followed him into the cemetery, Charlie thought ____. A.the stranger would ask him the way B.the stranger would come to stay with him C.he was in danger of losing his money or even his life D.he could be asked about Mr. Green 小题5: The stranger followed Charlie because ____. A.he wanted to kill Charlie. B.he wanted to steal things. C.he wanted to go to Charlie's place. D.he wanted to go to Mr. Green's and he didn't know the way there.
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【单选题】信息保持在1分钟内的记忆属于
A.
瞬时记忆
B.
短时记忆
C.
长时记忆
D.
记忆障碍
E.
感觉记忆
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A.
B.
C.
D.
D
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A.
直达零担班车
B.
沿途零担班车
C.
中转零担班车
D.
普通零担班车
【单选题】信息保持在1分钟内的记忆属
A.
瞬时记忆
B.
短时记忆
C.
长时记忆
D.
记忆障碍
E.
感觉记忆
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A.
核糖核苷酸转变为脱氧核糖核苷酸
B.
AMP 从头合成
C.
腺苷的降解
D.
UMP 从头合成
E.
dUMP 转变为 dTMP
【单选题】导致肝性脑病的假性神经递质有:( )
A.
苯乙胺和苯乙酸等
B.
苯乙醇胺和羟苯乙醇胺
C.
苯乙醇胺、羟苯乙醇胺和5~羟色胺等
D.
苯乙胺、酪胺和GABA等
E.
苯乙胺、酪胺和5羟色胺等
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【多选题】核糖核苷酸转变成脱氧核糖核苷酸需要
A.
NADPH
B.
FAD
C.
NAD+
D.
NDP
E.
NADP
【多选题】核糖核苷酸转变成脱氧核苷酸的反应中需要
A.
NDP
B.
FAD
C.
NADH
D.
Mg 2+
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