1 . 根据提示,运用本单元的词汇、短语及句式或使用词汇的正确形式完成下面的语篇。
As we all know, there are varieties of resources in the depths of the sea. However, 1 (随着时间的流逝),some marine creatures have died out. Therefore, marine pollution has been of great global concern.
First of all, 2 (迫切需要) make people aware of the importance of protecting the ocean, because 3 (保护海洋就是保护人类,不定式作主语和表语). 4 (与此同时), we 5 (赞成政府采取有效措施) to keep the balance of nature. No matter how great the difficulty is, we will have the marine resources properly 6 (exploit) and never will we give up protecting the ocean.