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【简答题】
阅读理解。 To: Jenny@126.com From: Liming@yahoo.com.cn Subject: Autumn! Date:14/09/ 8:00 p.m. Hello, Jenny! Today is the Mid-Autumn Festival. We will watch the moon tonight, and look for Chang'e and Wu Gang. We usually eat mooncakes. They are round, like the moon. Our National Day is also in autumn, on October 1st. My mother and father are usually free for seven days from October 1st to 7th! We will do many things together. I like going to some National Day celebrations. But the best thing in autumn is my birthday. It's in October. I will be fifteen years old. Best wishes, Yours, Li Ming To: Liming@yahoo.com.cn From: Jenny@126.com Subject: _____! Date:14/09/ 9:12 p.m. Dear Li Ming, Thank you for your e-mail! I love autumn too. In Canada, we have an autumn holiday called Thanks- giving Day. Family members always celebrate it together. I will go to my grandmother and grandfather's house. My uncles, aunts and their children will be there too. Canadian Thanksgiving Day is in early October. In the USA, they celebrate Thanksgiving Day in late November. Have a good time on your birthday, Li Ming! On my birthday, I have a cake with candles. Everyone at the party sings the song 'Happy Birthday'. Then I blow out the candles! Will you have a cake for your birthday? Your friend, Jenny 1. Li Ming's birthday is _____ . A. on Sept. 14th B. in September C. before Oct. 1st D. in October 2. Americans celebrate Thanksgiving Day _____ . A. in early October B. in early November C. in late October D. in late November 3. Canadians usually _____ on Thanksgiving Day. A. eat cakes B. stay together C. watch the moon D. sing a song 4. The subject of Jenny's e-mail is ' _____ '. A. Your birthday B. My birthday C. Thanksgiving Day D. Na tional Day 5. Li Ming and Jenny both use the _____ when they write to each other. A. pen B. paper C. computer D. telephone
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【单选题】天然蛋白质不存在的氨基酸是
A.
脯氨酸
B.
半胱氨酸
C.
苏氨酸
D.
鸟氨酸
【单选题】常用的抗癫痫药是
A.
阿司匹林
B.
卡马西平
C.
左旋多巴
D.
硝苯地平
【判断题】帧中继通过DLCI(数据链路标识符)值识别帧的去向。
A.
正确
B.
错误
【单选题】天然蛋白质不存在的氨基酸是
A.
半胱氨酸
B.
脯氨酸
C.
丝氨酸
D.
瓜氨酸
【单选题】苯妥英钠又名大伦丁,是临床最常用的抗癫痫药,与其抗癫痫作用无关的离子是
A.
钠离子
B.
钙离子
C.
氯离子
D.
铜离子
【单选题】临床最常用的抗癫痫药为
A.
大伦丁
B.
苯巴比妥
C.
扑米酮
D.
抗癫灵
【简答题】不同的质子Ha、Hb和Hc,其屏蔽常数大小顺序为σa>σb>σc,当这三个质子共振时,所需外加磁场强度由大到小依次排列的顺序是_________。
【多选题】常用的抗癫痫药物有
A.
丙戊酸钠
B.
卡马西平
C.
苯妥英钠
D.
奥拉西坦
E.
左乙拉西坦
【多选题】常用的抗癫痫药物包括()
A.
苯妥英钠
B.
扑痫酮
C.
地西泮
D.
苯巴比妥
E.
卡马西平
【单选题】三个不同质子A、B和C,其屏蔽常数的次序为:B>A>C,问这三个质子在共振时,其所需外磁场排列次序如何?
A.
B>A>C
B.
A>B>C
C.
B>C>1
D.
A>C>B
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