8 câu ạ, khoanh đáp án đúng, ai làm đúng đủ mình cho 5* và ctlhn 18. The teacher was explaining the lesson slowly and clearly_____. A. to make his students to understand it B. in order that his students can understand it C. so as to that his students could understand it D. so that his students could understand it 19. I am not _____ a car. A. rich enough to buy B. too rich enough to buy C. too poor to buy D. enough rich to buy 20. _______ to go to the cinema. A. it was late so that B. that it was late C. it was too late D. such too late 21. The piano was too heavy ______. A. for nobody to move B. for nobody to moving C. for anyone to move D. for anyone to moving 22. The school boys are in hurry ______ they will not be late for school. A. so as to B. to C. in order that D. for 23. He turned off the lights before going out _____ waste electricity. A. so that not B. as not to C. in order that not D. so as not to 24. The film was ______ through. A. too long for us to see B. very long for us to see it C. too long for us seeing it D. too long enough for us to see 25. The coffee was _____ to drink. A. so strong B. strong C. enough strong D. too strong