连词成句
（1）winter, and, spring, seadons, of, year, four, the, a, are, summer, fall
                                                                        .
（2）summer, people, on, their, in, put, and, shorts, T-shirts
                                                                         .
（3）sunny, is, hot, and, summer
                                                                           
（4）spring, do, what, wear, you, in