...成:An adaptive law is introduced to reduce the parameter uncertainty and a backstepping control is adopted to eliminate the external disturbance.这里我用and 来并列,感觉读起来不太舒服,有没有更好的方法。谢谢!
二人对话: Mike:
Hi, look where you are going ! John: Oh,
I'm terribly sorry. ( )A.
I wasn't noticing.B.
I didn't notice.我发现这道题网上有人选A,有人选B。我们学校有的老师选A,有的老师说B正确,有的老师说2个都正确。请教专家老师,究竟是...
Every day when I went there, he was reading.这个句子中的 every day when 如何理解?我试图作如下分析,请专家老师指正:1. every day when 当连词用,引导时间状语从句;2. every day 是时间状语,后面的 when I went there 是定语从句;3. when I went ther...
I was looking at the photos on the noticeboard when I heard a voice behind me.在这里when是并列连词。I was cooking when my mother got home .这里when应该是从属连词。但是我觉得这句话,when也可以是并列连词。从属连词和并列连词怎么区分呢?请师傅解答...
...ing the body so well, which
is why he looks around triumphantly, satisfied that all his hard work wasn’t in
vain.请问老师:1 which is why he looks around triumphantly 定语从句是修饰前面句子“the
author instead congratulates himself for concealing the body so well”吗?which定...
句1“National”
could mean interprovincial – provinces combining efforts to create one body.句2Instead of each province having its own list of approved drugs,all would pool resources.1.mean后为何是形容词?2.to
create…是目的状语还是后置定语修饰efforts,efforts...
It is the temperature of air that surrounds our parcel that determines
whether it continues to rise or stabilises.疑惑为什么前面有It is?the temperature of air that surrounds our parcel是定语从句修饰后的主语,determines是谓语,whether it
continues to rise or stabilises是宾...
...o Italy for five days.We went to Paris for ten days.He went to America for two years, but now he’s come back.He has gone away for a few days.https://www.cpsenglish.com/question/53598https://www.cpsenglish.com/question/53594我再提一个问题,这也是有争论的,那就是这类句子中的...
表示“在某人的帮助下”,英语通常是用 with sb’s help 或 with the help of sb。如:With the teacher’s help, I worked out the problem at last. 在老师的帮助下,我终于算出了这道习题。With the doctor’s help, he soon came to life. 在医生的帮助下,他很...
So this is it—senior high school at
last! I’m not outgoing so I’m a little anxious right now. I want to make a good
first impression. Will I make any friends? What if no one talks to me?这是2019年版高中英语新教材(人教版)Welcome
Unit (p4) 的第一段。请关这里的第一...