ld have avoided that terribleaccident, Jack, thedriver, too much that night.

Mary is a warm-hearted lady. She is ready to help others, but never expects anything .

下列选项中加点成语使用不当的一项是（ ）

The blue hat is 10 yuan, and the black hat is ______ 10 yuan.

The southern part of Ireland was unwillingandto form its own government.