【单选题】【消耗次数:1】
单子叶植物的叶脉类型为( )。
分叉脉序
网状脉序
平行脉序
其他脉序
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相关题目
【单选题】 单子叶植物的叶脉类型为( )。
①  分叉脉序
②  网状脉序
③  平行脉序
④  其他脉序
【单选题】 双子叶植物的叶脉类型为( )。
①  分叉脉序
②  网状脉序
③  平行脉序
④  其他脉序
【单选题】 双子叶植物的叶脉类型为( )。
①  分叉脉序
②  网状脉序
③  平行脉序
④  其他脉序
【单选题】 对于序贯应用CPR-电除颤-CPR-肾上腺素治疗无效的室颤或无脉性室速患者应首选( )
【单选题】 在负序网络中,负序阻抗与正序阻抗不相同的是()
①  变压器
②  发电机
③  电抗器
④  架空线路
【判断题】 按企业所在行政区划名称字顺为序的整序方法被称为市场整序。
①  正确
②  错误
【判断题】 血脉,又称脉道、脉管、血府,脉是气血运行的通道
①  正确
②  错误
【判断题】 若R是A上偏序关系,则其偏序集合表示为A,R
①  正确
②  错误
【单选题】 负序阻抗与正序阻抗不相同的是()。
①  变压器
②  同步调相机
③  电抗器
④  架空线路
【单选题】 单子叶植物茎的维管束排列方式为( )。
①  环状排列
②  散生
③  放射状
④  聚集在中央
随机题目
【单选题】 A: Why did your boss shout at you? B: [填空]. He was just in a bad mood.
①  Nothing in particular
②  who knows
③  You said it
④  Im quite surprised
【单选题】 A: I went on a date with Susan last weekend. B: Really? [填空]? A: I couldnt ask for a better night.
①  Is she nice
②  How was it
③  Is it a beautiful night
④  Did you like her
【单选题】 A: Id like a cup of coffee. B: [填空], is instant OK?
①  Im sure
②  No kidding
③  Sure I do
④  Of course
【单选题】 A: Happy New Year to you. B: [填空]
①  Yes,Im happy.
②  How about you
③  Fine,thank you.
④  The same to you.
【单选题】 A: You look so beautiful in this dress today. B: [填空].
①  It cost me a fortune
②  Its very nice of you
③  It will be nice on you too
④  I hope you like it
【单选题】 A: Hello, this is Bill. Id like to speak with Mr Wang, please. B: [填空]
①  Who is speaking over there?
②  Sorry, he is not available at the moment.
③  Can you tell me who you are?
④  Theres no one here by that name.
【单选题】 A: [填空]? B: Its Monday.
①  What day is it
②  Whats the date today
③  Whats the time
④  What time is it
【单选题】 A: I must apologize to you for the delay. B: [填空].
①  Thats all right
②  No trouble at all
③  All the best
④  You are welcome
【单选题】 A: [填空]? B: He teaches maths in a school.
①  What does your brother want to do
②  Who is your brother
③  What is your brother
④  Where is your brother now
【单选题】 A: Im so worried about Mondays exam. B: Dont worry. [填空].
①  Relax
②  Just give up
③  Just be yourself
④  Mind you