根据下面的汉语注释，写出句子空缺处的各单词的正确形式。注意各单词的语法要求。
每个空格限填一词。
1. Wenzhou is one of the most attractive ________________(城市) in China.
2. It’s important to save the environment under the _____________ (海)
3. He has __________(去) to Hainan. He will be back next week.
4.So far, at ________(少) 30,000 Iraqis have lost their lives and more than 2,000 American soldiers have died.
5. --How much does the computer ______________(花)?
--More than ￥5,000, I think.