4 . 从下面的词汇中，选择合适的词汇，填写在短文的空中。

practical     experiment   handled   on behalf of   extremely acid          constantly     engaging   worthwhile     calm

Today I would like to speak about my science teacher Ms Zhang. I have been her student for two years. Ms Zhang’s lessons are always so     1     . She uses lots of     2     examples to show us how things happen, which makes the lessons     3     interesting. She is also very patient. I remember once we were conducting a(n)     4     and I accidentally dropped some     5     on the floor. Instead of being angry, Ms Zhang     6     it so well by staying     7     and helping me clean it up. She is     8     working hard to share her love of science with us and I hope she knows that all of her efforts are     9     . Here,     10     my classmates and myself, I would like to say to Ms Zhang, “Happy Teacher’s Day!”

5 . 从方框中选出恰当的词或短语填入到下列句子中，并在答题卡上将该项涂黑。

1. The school with a long history _______ in 1890.
2. Avatar is one of my favorite cartoon _______, because she is kind and helpful.
3. Instead of going to supermarkets, nowadays Mary just presses a button and then her orders _______ the next day.
4. In the rescue attempts, our first and the most important _______ is to save lives.
5. He _______ people around the world to fight for justice and equal rights.

6 . 从方框中选出恰当的词或短语填入到下列句子中，并在答题卡上将该项涂黑。

1. All the students are given tips on how to _______ when an earthquake happens.
2. I find online communication rather _______, and face-to-face conversations are more meaningful.
3. Having games on my mobile phone can make it difficult to _______ my homework.
4. Stay away from tall posts and trees even after the storm _______.
5. In 1963, Martin Luther King organized a march to Washington, D.C. and _______ starting with the words “I have a dream”.

7 . 阅读下列句子，根据句子内容填空。从方框中选出恰当的词或短语填入到下列句子中，并在答题卡上将该项涂黑。

A. watch films online   B. make an effort   C. compare the quality   D. extra practice   E. took a seat F. social media   G. fills my heart   H. a tough match   I. surf the Internet   J. set goals

1. It was _____ but we won in the end.
2. I choose to _____ instead of going to the cinema.
3. Before Spring Festival, I often _____ to clean the house from top to bottom.
4. I like to _____ and the prices from different online shops before buying.
5. On a normal day, I _____ most of the time. Actually, I need more physical activity.
6. Our coach said we must have some _____ before the match.
7. He ______ by the window and started to read the paper.
8. To maintain a healthy social life, I'd like to see people in person instead of on _____.
9. It _____ with happiness to see my whole family together for the New Year.
10. I always _____ at the beginning of each term so that I know where I'm going.