He will take you as well—But I’d rather he ______

I wrote to my parents once a week,____ I was too busy with my teaching work

The little boy insisted that he______ nothing wrong and that he _____. [ ]

下列各句中，加点的成语使用正确的一项是（ ）

ariety of food at the restaurant is limited, but every meal can serve at least two people and is under ￥10, so not only is it __________ but practical as well.