根据句意，用括号中所给词的适当形式填空，并将所填单词写在答题卡相应位置。（共 5小题；每小题1分，满分5分）
We often have a book _______(sell) on the weekend.
The English test is on April __________(nine).
He often has some __________(tomato) for dinner.
It’s ______________(relax) to play soccer after school.
I don’t want __________(is) fat.