一、 单词拼写(每题1分,共10分)
1. The electricity industry _____________ (消耗) large amounts of fossil fuels.
2. Under the ______________(情况) he felt unable to accept the job.
3. We should try to reduce the levels of environmental _____________(污染).
4. The rain fell _________________(持续地).
5. I was unaware of his ___________(存在)until today.