1.She was unhappier than she had been before.
2.After having left the school ,he joined the army.
3.Bill doubted whether John would come or not.
4.Do you happen to have change for a pound, do you ?
5.There is a 8-oclock train leaving every morning.
6.Every when we rang,There was never any answers.
7. Don't call such an insulting name to call him.
8.She thought Rome is not as interesting as Paris.
9.So long as you arrive before eleven.I can meet you.
10.I've warned you about going near that dog.
11.Tired as he was,he agreed to help me with my homework.
12.It was nott until this summer that we had some holidays.
13.she tries to learn E well with a view to communicating with foreigners+
However tired Nam was ,he tried to finish his work.
14.It was not until 1980 when she graduated from university.
15.The hotel fell short of my expectations.
Study well!