根据句意和汉语注释,写出单词的正确形式。
1. Is this kind of digital camera ______ (可获得) in the nearest supermarket?
2. Your ________(建议)seem to be great help to me .I’ll take them.
3. All the people are waiting for the twins’ ______. ( 到达 )
4. I think the coats must belong to those ________(推销员)
1. available 2. suggestions 3. arrival 4. salesmen