21. I will give a T-shirt_______ my brother as a birthday present.
22. --Do you enjoy Chinese Folk Songs?
--Yes, the folk so
23.-- Must I hand in the survey on the use of bicyele-sharing right now?
-- No, you ________.
24. Tony is the best student in the lass beeause he works ________ than the others.
25. -- I tried many ways to solve the problem, but ________ of them worked.
-- Never give up. You'll surely make it.
26. -- _______ does Liu Chuanjian do?
-- He's a pilo of Sichuan Airlines. He's a hero!
27. Blee whales are _______. We should try to protect them.
A. in time
B. in public
C. in danger
28. --How_________! There are no workers in the bank.
-- It's the first self-service hank in China.
29. You can surf the Internet _______ you want to know about the 2020 World Middle School Games.
30. China ________ great achievements in science and technology since 1978.
C. has made
31. -- I don't know how to use the App Fun Dubbing.
-- Ask Jimmy for help. He has lots of _________ in doing it.
32. Paper-making _________ by the Chinese in the Westem Han dynasty(朝代).
A. is invented
C. was invented
33. Grandma wants to watch the program Legal Report. Please _________ the TV.
A. turn off
B. turn on
C. turn down
34. Y uan Longping is a Chinese rice scientist _______ is leading a research to develop ‘sea rice’.
35. -- Kar Marx is a great thinker. Do you know ________?
-- In 1818.
A. where he was from
B. when he was bom
C. how he learned foreign languages