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33. Nowadays a lot of important inventions are carried out by scientists.
34. Lan told me that she would go camping with her classmates the next day.
35. I believed science and technology were the keys to develop in the society.
36. Does the invention of the telephone make our lives become much easier?
37. This time next week, my mother will be going shopping.
38. Tom said that he wanted to buy a science book.
39. The teacher said that she would have a lesson in the language lab the following day.
40. She said that she had seen the school boy there in that room the day before.