13. Our exhibition stand is right at the back and it's tiny.
我们的展位很小，在最后边。
还能这样说：
Our small stand is right at the back.
Our exhibition booth is in the last row and very small.
应用解析：
date back to 追溯到；
fall back on 求助于，依赖；
behind person's back 背着某人；
get sb.'s back up 令人不快；
get off person's back 不再找某人麻烦；
put one's back into 非常努力地做；
go back on one's word 背弃，食言

14. We are very much impressed by the exhibit at the Shanghai fair.
上海交易会的展品给我们留下了极深的印象。
还能这样说：
The exhibit at the Shanghai fair makes a deep impression on me.
We have a deep impression on the exhibit in Shanghai fair.
应用解析：
by fair means or foul 千方百计，不择手段；
by one's own fair hand 亲手，亲自；
a fair cop 依法逮捕；
a fair crack of the whip 分享某物，获得成功等的合理机会

15. They exhibited their new designs at the trade fairs this spring.
他们今年在今春商品交易会上展出了他们新的设计。
还能这样说：
Their new designs were exhibited at the trade fair this spring.
Their new designs emerged at the trade fair this spring.
谚语：
A single flower does not make a spring.
一花独放不是春。

16. Our end-users are favorably impressed with your exhibits.
我们的用户已对贵方展品产生良好的印象。
还能这样说：
Our costomers have a good impression of your exhibits.
Your exhibits makes a strong impression on our users.
应用解析：
end on 两端相撞；
go off the drop end 异常激动，发火；
keep one's end up （面对困难）坚持不懈；
no end of 很多；
on end 连续的

17. The main point of our show is to promote our latest products into the global market.
我们展览的重点就是要把最新的产品推到国际市场。
还能这样说：
Our goal is to make our latest products known in the global market.
The key point of our show is to popularize our latest products in the global market.
应用解析：
up to a certain point 在某种程度上；
to the point of sth. 达到某种程度；
to the point 中肯，恰当；
take sb.'s point 理解并接受某人的观点；
one's point of view 观点，见解