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【单选题】
某种烷烃11克完全燃烧，需标准状况下氧气28升，这种烷烃的化学式是（　　）
A.
CH 4
B.
C 2 H 6
C.
C 3 H 8
D.
C 4 H 10
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【单选题】下列关于藻类植物的描述中，正确的是（ ）
A.
藻类植物有多细胞的，也有多细胞的
B.
藻类植物都是没有根、茎、叶分化的多细胞植物
C.
海生藻类不能进行光合作用
D.
藻类植物都生活在海洋中
查看完整题目与答案
【单选题】M: What happened to you? You are so late. W: The bus I took broke down in front of the hospital, and I had to walk from there. 21. Why was the woman so late?
A.
Something went wrong with the bus.
B.
She took somebody to hospital.
C.
She didn't catch the bus.
D.
She started too late.
查看完整题目与答案
【多选题】急性淋巴细胞白血病经诱导治疗达到 CR 后
A.
必须进行强化巩固和维持治疗
B.
需要注意中枢神经系统白血病的预防
C.
有条件者行造血干细胞移植
D.
可以继续观察
E.
Ph 染色体阳性者可继续口服 TKI 治疗
查看完整题目与答案
【单选题】M: What happened to you? You are so late W: The bus I took broke down in front of the hospital, and I had to walk from there Why was the woman so late?
A.
Something went wrong with the bus
B.
She took somebody to hospital
C.
She didn’t catch the bus
D.
She started too late
查看完整题目与答案
【单选题】Why was the woman able to give Laura so much information about the job?
A.
She is Prof. Nelson' s daughter.
B.
She works part-time as Prof. Nelson' s secretary.
C.
She used to do the job herself.
D.
She just came out of an interview for the job.
查看完整题目与答案
【单选题】Why was the old woman in the villege so excited
A.
Because Emily showed her a great treasure.
B.
Because Emily helped her win a big prize.
C.
Because Emily gave her an empty bottle.
D.
Because Emily gave her a bottle of wine.
查看完整题目与答案
【单选题】下列关于藻类、苔藓、蕨类这三种植物的共同点描述正确的是( )。
A.
它们均生活在阴暗潮湿的环境当中
B.
根吸收的水分均可以靠导管运输至叶片部分
C.
生殖方式属于无性生殖，靠孢子繁殖
D.
叶片由一层单细胞构成，可以作为空气检测剂
查看完整题目与答案
【多选题】关于藻类植物描述正确的是( )
A.
构造简单，无根茎叶分化
B.
多为单细胞、多细胞群体、丝状体、叶状体和枝状体等
C.
异养生物
D.
无胚植物
查看完整题目与答案
【单选题】Why was the old woman in the village so excited?
A.
Because Emily showed her a great treasure.
B.
Because Emily helped her win a big prize.
C.
Because Emily gave her an empty bottle.
D.
Because Emily gave her a bottle of wine.
查看完整题目与答案
【单选题】Which of the following sentences is an opinion rather than a fact?
A.
Hundreds of occupational names are at once familiar to us.
B.
Blackand 'White' implied'dark' and 'fair' respectively.
C.
Vocational names carry with them a certain gravity and dignity.
D.
Every place in England has given its name to a family.
查看完整题目与答案
相关题目：
【单选题】下列关于藻类植物的描述中，正确的是（ ）
A.
藻类植物有多细胞的，也有多细胞的
B.
藻类植物都是没有根、茎、叶分化的多细胞植物
C.
海生藻类不能进行光合作用
D.
藻类植物都生活在海洋中
查看完整题目与答案
【单选题】M: What happened to you? You are so late. W: The bus I took broke down in front of the hospital, and I had to walk from there. 21. Why was the woman so late?
A.
Something went wrong with the bus.
B.
She took somebody to hospital.
C.
She didn't catch the bus.
D.
She started too late.
查看完整题目与答案
【多选题】急性淋巴细胞白血病经诱导治疗达到 CR 后
A.
必须进行强化巩固和维持治疗
B.
需要注意中枢神经系统白血病的预防
C.
有条件者行造血干细胞移植
D.
可以继续观察
E.
Ph 染色体阳性者可继续口服 TKI 治疗
查看完整题目与答案
【单选题】M: What happened to you? You are so late W: The bus I took broke down in front of the hospital, and I had to walk from there Why was the woman so late?
A.
Something went wrong with the bus
B.
She took somebody to hospital
C.
She didn’t catch the bus
D.
She started too late
查看完整题目与答案
【单选题】Why was the woman able to give Laura so much information about the job?
A.
She is Prof. Nelson' s daughter.
B.
She works part-time as Prof. Nelson' s secretary.
C.
She used to do the job herself.
D.
She just came out of an interview for the job.
查看完整题目与答案
【单选题】Why was the old woman in the villege so excited
A.
Because Emily showed her a great treasure.
B.
Because Emily helped her win a big prize.
C.
Because Emily gave her an empty bottle.
D.
Because Emily gave her a bottle of wine.
查看完整题目与答案
【单选题】下列关于藻类、苔藓、蕨类这三种植物的共同点描述正确的是( )。
A.
它们均生活在阴暗潮湿的环境当中
B.
根吸收的水分均可以靠导管运输至叶片部分
C.
生殖方式属于无性生殖，靠孢子繁殖
D.
叶片由一层单细胞构成，可以作为空气检测剂
查看完整题目与答案
【多选题】关于藻类植物描述正确的是( )
A.
构造简单，无根茎叶分化
B.
多为单细胞、多细胞群体、丝状体、叶状体和枝状体等
C.
异养生物
D.
无胚植物
查看完整题目与答案
【单选题】Why was the old woman in the village so excited?
A.
Because Emily showed her a great treasure.
B.
Because Emily helped her win a big prize.
C.
Because Emily gave her an empty bottle.
D.
Because Emily gave her a bottle of wine.
查看完整题目与答案
【单选题】Which of the following sentences is an opinion rather than a fact?
A.
Hundreds of occupational names are at once familiar to us.
B.
Blackand 'White' implied'dark' and 'fair' respectively.
C.
Vocational names carry with them a certain gravity and dignity.
D.
Every place in England has given its name to a family.
查看完整题目与答案
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