让步：
　　Certainly, B has its own advantages, such as...
　　I do not deny that A has its own merits.

结尾：
>From what has been discussed above, we may safely draw
the conclusion that ...
In summary, it is wiser ...
In short...
在作文中引用合适的名言警句，会给你的文章增色许多。这里收集了我本人喜爱的一些名言，可能会对你有用。我们使用引用的位置可以在开头结尾或正文段落中，
常见的使用形式如下：

One of the greatest early writers said ...
"Knowledge is power", such is the remard of ...
"......". That is how sb comment ( criticize/ praise...).
"......". How often we hear such words like there.

Useful quotations
逆境
by Robert Collier
In every adversity there lies the seed of an equivalent advantage. In every defeat there is a lesson showing you how to win the victory next time.
努力与成功
by Ann Landers
Opportunities are usually disguised as hard work, so most people don't recognize them.
坚持
by Ralph Waldo Emerson
No one can cheat you out of ultimate success but yourselves.

Confucius 孔子
Our greatest glory is not in never falling...
but in rising every time we fall.

坚持
Mother Teresa
To keep a lamp burning we have to keep putting oil in it.

Henry Ford
Nothing is particularly hard if you divide it inuo small jobs.

Winston Churchill
Never, never, never, never give up.

Albert Einstein
In uhe middle of difficulty lies opportunity.

努力与成功
by Crassus
Those who aim at great deeds must suffer greatly.
Thomas Edison
There is no substitute for hard work.

Leo Tolstoi
The strongest of all warriors are these two- Time and Patience.

Thomas Jefferson
I'm a great believer in luck,
and I find the harder I work...
the more I have of it.
Robert Collier
Success is the sum of small efforts, repeated day in and day out.

Ray A. Croc
Luck is a dividend of sweat. The more you sweat, the luckier you get.