从括号内选择适当的词语完成句子。
1. I don't like doing the housework (so/because) it's boring.
2. The most popular clothing store is Jason's. Because it has the (best/worst) quality clothing.
3. Bill dislikes dogs but he likes ( other/else) small animals.
4. Mrs Green likes cooking because she thinks it's ( boring/relaxing) .
5. This math problem is too difficult. I can't work it ( on/out) .
