He jioned the army ______ he had taught in that school.

几道高中语法题.
1.His lecture was___that even the master jioned in the applause in the end
A.well presented extremely B.extremely well presented
2.___no money, I had to leave the shop without the beautiful dress
A.To have B.Having C.Have D.Had
3.If you still___me your good friends,tell me and let's share the happiness and jioys together!
A.regad B.look on C.consider D.think of
4.Please make a mark___you have question while reading
A.where B.the place C.the place where D.which
5.with guide___the way,we had no diffculty in getting there
A.lead B.led C.to lead D.leading
6.The science of medicine,___progress has been made rapidly recently,is the most important of all the science
A.by which B.in which C.from which D.to which
麻烦写一下选择答案的原因,谢谢!

句形转换
1.We are very happy because we have jioned the language training club(简单句)
We are very glad ____ ____ a chance ____ ____the language training club
2.You will do better in your lessons if you work harder.(同义句)
___ ___ you work on your lessons,____ ____you will do

补全对话
B:At the age of six.And in 1993,she jioned the national table tennis team
A:Wow.It is true that children are never too young to start doing things.
B:( )
A:Is she still playing table tennis now?
B:Yes.She ( )last month she won the gold medal in women's singles.

He jioned the Party two years ago.转换为两个同义句.
我自己转换了一个：He has been a Party for two years.
如果有答案最好解释下为什么这么做，我可以追加分^ ^
- -前三楼都错了- -

Han's lecture was_ that evenEinstein jioned in the applause in the end.
A.well presented extremely B.extremely well presented C.extremely presented well D.presented well extremely
写明原因最好