题目内容：
词与短语填空
仔细阅读下面五个句子，然后用下面方框中所给的单词或短语填空，使每个句了在结构、句义和逻辑上正确。(提示：方框中有两个单词或短语是多余的。)
1. It will bring danger to all ocean life if sharks numbers ______________ too low.
2. We shouldn t forget where we came from as we ______________ on our new journey.
3. Tom went to basketball practice with ______________ rather than fear in his heart the next day.
4. They ______________ in disbelief at the black smoke rising above the burning building.
5. John is ______________ and only thinks about himself and doesn’t treat others nicely.
参考答案：