洗涤助剂可分为无机助剂和()。
参考答案:有机助剂
Is watching TV too bad your health? [ ]
A. much, to
B. much, for
C. many, to
D. many, for
—Where ______ the Greens ______ their weekends?
—They often go to the park. [ ]
A. does; has
B. do; have
C. does; have
D. do; has