第二节：语法填空 (共10小题；每小题1.5分，满分15分) I have a 12-year-old son who is kind and helpful. And he is showing great interest 26 growing plants. I have been helping him plant flowers, vegetables and just plants in general since spring arrived. When 27 (plant) a bunch of flowers one Saturday afternoon , I found that there were two flowers 28 (leave) in my son’s basket. My son decided to take them to the little house next door 29 an elderly woman lived by herself and didn’t seem to have much company. I watched him as he went up to her door, rath