【单选题】In the movie Forrest Gum, we know “peas and carrots” refers to very close and intimate relationship between Forrest and Jenny. In the following expressions, which one also describe the relationship be...
【简答题】阅读理解。 Where does gum (口香糖) come from? People like gum. But where does gum come from? At first, all gum came from trees. These trees have something inside. It looks like white water, which can be made ...