問題詳情：
根據語境從方框中選出恰當的單詞填空，有的需要變換形式。
clear, nature, sign, beside, loud
1. There is a big supermarket ________ the zoo.
2. Let’s go to the park after the rain stops and the clouds ________.
3. Bob, could you please turn down the radio? It’s too ________.
4. What do those road ________ mean, Dad?
5. How many kinds of animals and plants live in the ________ world?
【回答】
1. beside 2. clear 3. loud 4. signs 5. natural
知識點：選詞填空
題型：完成句子
