根据句意及汉语提示，写出各单词的正确形式，每空一词。
Perhaps no one has known the (原因) of this kind of disease so far.
Alice is full of energy and does not mind doing (额外的) work for you.
Our English teacher gives us a great deal of (建议) on how to remember words.
President Xi said the (友谊) between China and the UK would have a bright future.
It’s reported that the teachers of Hengshui High School are (严格的) in English handwriting than in many other schools.
根据首字母提示完成句子。When do you hear a b_______ at school?
We go to school on w_______.
I have ten s________ to learn this term.
J_______ is to the northeast of China.
Have you joined any sports c_______?
翻译下列词组。通过考试_________________
社会生活_________________
中学________________
小学________________
课前________________
缺席________________
持续……_________________
课外活动___________________
讨论________________
总之_______________
根据汉语意思写出单词或短语。我们的（名词）_______________
领带_________________
排，行______________
进行一场比赛__________________
玩得开心________________
游泳池____________________
体育场___________________
（将来）某一天________________
踢足球______________
参观学校__________________
根据汉语意思，写出单词或短语。协和式飞机____________
速度____________
历史____________
发明（名词）____________
问题____________
成百上千的______________
从……到……____________
对……有害______________
二十个学生______________
第一个飞行员_______________
根据句意及首字母提示，补全单词。Tom and Jim are on the station p_______, they are saying goodbye.
There is little money in his w_______.
Please get a t_______ before you go into the cinema.
Would you like to listen to a l_______ story, which needs much time?
He has a fine c_______ of stamps.