【简答题】【 2019 •全国 I 卷】 Of the nine recognized polar bear subpopulations, three are declining, six ______ (be) stable, one is increasing, and nine lack enough data. 2. 【 2019 •全国 I 卷】 In recent years some...
【简答题】Unit 5 Homework 通过添加关联词修改以下段落,以达到段内衔接要求。 Working in the neighborhood grocery store as a check was one of the worst jobs I’ve ever had. I had to wear an ugly, scratchy (刺痒的 ) uniform. It was cut at lea...