题目

1. Surely I am in a strongly _______(自私的)state of mind. 2. Let everyone _______(鼓掌) hands like me. 3. He did poorly in English in all _________(良心). 4. My son _______(占据) the other bedroom, which left me on the couch. 5. For once, nobody could accuse them of lacking _________(雄心). 6. He was tired of his wife’s _________(不断的)complaints. 7. ___________(大量的)oil is stored underground in this area. 8. The _________(阴影)of the trees grow longer in the afternoon.如何检验你收集的气体是二氧化碳气体（用化学方程式表示）？用什么方法检验二氧化碳已收集满？