三年级上册英语易混词易混句易混字母怎么读答:o’clock, rock 18. toy, boy 19. doll, door, ball, balloon 20. fall, full, wall, tall 21. these, this, those, that 22. fun, funny 23. a pair of, pear 24. read, red, ride 25. house, horse 26. for, four 27. off, of 28. blue, balloon 29. green, grey ...