【正文】
39。t going to finish the work tomorrow. 四、連詞成句 21. another, ing, summer, is, vacation _______________________________________________. 22. smile, there is, his, big, on, a, face _______________________________________________. 23. will, for, weeks, we, stay, two, here _______________________________________________. 24. on, is going to, weekends, she, practice _______________________________________________. 25. summer, the beach, for, place, the best, is _______________________________________________. Another summer vacation is ing There is a big smile on his face We will stay here for two weeks She is going to practice on weekends The best place for summer is the beach