单句改错 1 Linda hardly ever has time for concerts,doesn't she?2 Betty used to chew gun a lot ,doesn't she 3 Life is great when l was six years old
问题描述：
单句改错 1 Linda hardly ever has time for concerts,doesn't she?
2 Betty used to chew gun a lot ,doesn't she
3 Life is great when l was six years old
答
1.doesn't变does 2.doesn't变used 3.is变was
答
1.does she
2,didn't she
3.is改为was
答
1.doesn't 改为 does
因为 hardly ever 表示否定含义
2.doesn't 改为 didn't
因为used 是过去式
3.is 改成was
因为后面 was 是过去式