根据要求完成句子。

用settle短语的适当形式填空。

1. I must ____ this morning and finish the term paper. 

2. In these years, it is hard to ____ a good job.

3. He needed ten yuan, to ____ this bill.

用bargain短语的适当形式填空。

4. The salesman refused to ____ the price. 

5. Dealers ____ growers over the price of coffee.

6. I didn't ____ your arriving so soon.

加热式盐类溶液法测量湿度最常用的盐类溶液是（）。