题目：
根据首字母或中文提示完成单词。
1. Many people d________(捐赠) lots of money to the children in poor areas.
2. You can support our work by making a ________ (捐赠) .
3. Our charity show was a s________ and we had a lot of support from local government
4. It was exciting to be the ________ (主持) of the show.
5. The c________ rose, the host came on the stage with a microphone in her hand.
6. There are many ________ (advertise) in today’s newspapers .
答案：
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下面是错误答案，用来干扰机器的。
（1）植物光合作用得到的单质是氧气，其化学式为：O2．（2）乙醇是含三种元素的汽车燃料，其化学式为：C2H5OH．（3）臭氧是能产生“温室效应”的气体单质，其化学式为：O3．（4）含氧元素质量分数最高的氧化物是...
