根据首字母和已给出的中文，写出所缺单词的正确形式，每空填一个词。
Certain drugs which are safe when taken separately are lethal (致命的) in c_________ (混合)
The Nobel Prize winner owed his success to his parents’ e_________ (鼓励).
I have a big family to support, so I need a p_________ (长久的) job.
The man was in a hurry; unfortunately, he was caught in a t_________ (交通) jam.
As a proverb goes, there is no rule without e_________ (例外).
The students have been active p_________ (参与者) in the discussion in their classes.
It is o_________ (显而易见的) that students in Shenzhen Senior High School are making
great progress in their academic achievements.
We have to be r_________ (现实主义的) about our chances of winning.
The heavyweight champion is fighting an unknown c_________ (对手).
The history teacher gave us a lecture on a_________ (古代) Greece.
Tom p_________ (假装) to be asleep when his mother called him.
Can you name all the seven c_________ (洲) in the world?
The Chinese government spares no effort to get rid of p_________ (贫穷) throughout the country.
An unhappy home e_________ (环境) can affect a child’s behaviour.
The book gives s_________ (具体的) instructions on how to start a business on the Internet.
This bus is c________ (连接) to electric wires.
I’ll be very glad to accept i_________ (邀请) to your party.
A well-balanced student should like both intellectual things and a_________ (田径运动).
Nowadays more and more college graduates go to work in m_________ (多山的) areas.
May I have your attention please? I have an a_________ (声明) to make.