问题
选择题
1 have lunch at school, but my mother_______ lunch at school.
A．isn't have
B．hasn't have
C．don't have
D．doesn't have
答案
答案：D
题目分析：句意：我在学校吃午餐，但是我妈妈不在学校吃午餐。Have lunch吃午餐，其否定形式要用主动词do加not，don’t；句中主语是第三人称单数，所以do改成does, doesn’t. 故选D。