优质解答
3a 1.Does 2.Do 3.do 4.Does 5.do 6.Do
1.c 2.f 3.e 4.a 5 b.6.d
3b 1.How often do you help with housework
2.What do you usually do on weekends
3.How often does your best friend exercise?
4.What do you usually do after school?
3a 1.Does 2.Do 3.do 4.Does 5.do 6.Do
1.c 2.f 3.e 4.a 5 b.6.d
3b 1.How often do you help with housework
2.What do you usually do on weekends
3.How often does your best friend exercise?
4.What do you usually do after school?