皮皮学，免费搜题
登录
搜题
【单选题】
以下哪种溶剂一般不作为反相色谱的流动相使用 ( ) 。
A.
甲醇
B.
正己烷
C.
二氯甲烷
D.
乙腈
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
.
..
皮皮学刷刷变学霸
举一反三
【单选题】不符合小儿肺脏解剖特点的一项是
A.
肺间质发育旺盛
B.
肺泡小而数量少
C.
弹力纤维发育不完善
D.
全肺含气量多而含血量少
E.
全肺血管丰富
查看完整题目与答案
【单选题】Who tell the children the stories of Father Christmas?
A.
The elder brother.
B.
The grandfather.
C.
The mother.
查看完整题目与答案
【简答题】翻译句子。 1. 20088 是今年最好的乐队。 20088 is _____ _____ best band. 2. 即使他没有其他什么事可干，他也不会到音乐会来。 He won’t come to the concert, _____ _____ he has nothing else to do. 3. 这就是我祖父去年参观过的那个房子。 This is the house _____ my...
查看完整题目与答案
【单选题】The passage implied that ______.
A.
the grandfather forgave the girl at last
B.
the grandfather didn't forgive her
C.
the grandfather was still angry with her
D.
the grandfather didn't want to forgive her
查看完整题目与答案
【单选题】听力原文：W: What are you going to do with the old house you inherited from your grandfather? M: I was intended to sell it. But now, I'm thinking of turning it into a guest house, because it's still a soli...
A.
Repair it and move in.
B.
Pass it on to his grandson.
C.
Convert it into a hotel.
D.
Sell it for a good price.
查看完整题目与答案
【判断题】L 型自然补偿器由于长臂的热变形量大于短臂,所以最大弯曲应力发生在长臂一端的固定点处,长臂越长,弯曲应力越大。
A.
正确
B.
错误
查看完整题目与答案
【简答题】S ection A Directions : In this section, you will hear three news reports . At the end of each news report, you will hear two or three questions. Both the news report and the questions will be spoken ...
查看完整题目与答案
【单选题】听力原文：W: What are you going to do with the old house you inherited from your grandfather? M: I was intended to sell it. But now, I'm thinking of turning it into a guest house, because it's still a soli...
A.
Repair it and move in.
B.
Pass it on to his grandson.
C.
Convert it into a hotel.
D.
Sell it for a good price.
查看完整题目与答案
【单选题】不符合小儿肺脏解剖特点的一项是（）
A.
肺间质发良旺盛
B.
肺泡小而数量少
C.
弹力纤维发良不完善
D.
全肺含气量多而含血量少
E.
全肺血管丰富
查看完整题目与答案
【简答题】This speaker’s grandfathe r/father was a writer/shipwright but he was determined that it would/wouldn’t be his destiny. At the age of eight/eigh , he was bequeathed a(n) old /new guitar which help...
查看完整题目与答案
相关题目：
【单选题】不符合小儿肺脏解剖特点的一项是
A.
肺间质发育旺盛
B.
肺泡小而数量少
C.
弹力纤维发育不完善
D.
全肺含气量多而含血量少
E.
全肺血管丰富
查看完整题目与答案
【单选题】Who tell the children the stories of Father Christmas?
A.
The elder brother.
B.
The grandfather.
C.
The mother.
查看完整题目与答案
【简答题】翻译句子。 1. 20088 是今年最好的乐队。 20088 is _____ _____ best band. 2. 即使他没有其他什么事可干，他也不会到音乐会来。 He won’t come to the concert, _____ _____ he has nothing else to do. 3. 这就是我祖父去年参观过的那个房子。 This is the house _____ my...
查看完整题目与答案
【单选题】The passage implied that ______.
A.
the grandfather forgave the girl at last
B.
the grandfather didn't forgive her
C.
the grandfather was still angry with her
D.
the grandfather didn't want to forgive her
查看完整题目与答案
【单选题】听力原文：W: What are you going to do with the old house you inherited from your grandfather? M: I was intended to sell it. But now, I'm thinking of turning it into a guest house, because it's still a soli...
A.
Repair it and move in.
B.
Pass it on to his grandson.
C.
Convert it into a hotel.
D.
Sell it for a good price.
查看完整题目与答案
【判断题】L 型自然补偿器由于长臂的热变形量大于短臂,所以最大弯曲应力发生在长臂一端的固定点处,长臂越长,弯曲应力越大。
A.
正确
B.
错误
查看完整题目与答案
【简答题】S ection A Directions : In this section, you will hear three news reports . At the end of each news report, you will hear two or three questions. Both the news report and the questions will be spoken ...
查看完整题目与答案
【单选题】听力原文：W: What are you going to do with the old house you inherited from your grandfather? M: I was intended to sell it. But now, I'm thinking of turning it into a guest house, because it's still a soli...
A.
Repair it and move in.
B.
Pass it on to his grandson.
C.
Convert it into a hotel.
D.
Sell it for a good price.
查看完整题目与答案
【单选题】不符合小儿肺脏解剖特点的一项是（）
A.
肺间质发良旺盛
B.
肺泡小而数量少
C.
弹力纤维发良不完善
D.
全肺含气量多而含血量少
E.
全肺血管丰富
查看完整题目与答案
【简答题】This speaker’s grandfathe r/father was a writer/shipwright but he was determined that it would/wouldn’t be his destiny. At the age of eight/eigh , he was bequeathed a(n) old /new guitar which help...
查看完整题目与答案