单词拼写

 根据下列句子所给汉语意思,写出空缺处各单词的正确形式.

1. He _________(讨价还价) over the price of the meat with the shopkeeper.

2. Competition from abroad has become _______(凶猛的) than it was in the 1980s.

3. ________(就个人而言)speaking, I prefer the second one.

4. This flower ________(属于)to my sister is very beautiful.

5. We found further scientific ________(证据) for this theory.