用所给首字母完成单词,补全句子。
1。The fossils are the t—for the scientists to the environmrnt changing。
2。They painted the r—of the house red。It was very nice。
参考答案:trails
roof
1。The fossils are the t—for the scientists to the environmrnt changing。
2。They painted the r—of the house red。It was very nice。
参考答案:trails
roof