Ⅰ.根据句意及汉语提示写出所缺的单词。
1. The videos show how we make a cup of tea.
2. My friends stamps in order to learn more about history.
3. Our teachers always us to share our feelings after reading.
4. Thanks to the of the smartphone,it’s convenient to take photos anytime.
5. is coming. Everything comes back to life.
6. Keep trying and I’m sure you’ll make .
7. The development of science and technology has already changed our life.

1. perfect 2. collect 3. encourage 4. invention 5. Spring 6. progress 7. rapid

1. Her parentsChina for five years.
2. The Greensin Changsha since yesterday.
3. The shopfor two hours.
4. He has never been to Shanghai，？
5.you studied English?

1. have been in
2. have been back
3. has been closed
4. has he
5. How long have