【简答题】级间耦合应解决哪些问题?常用的耦合方式有哪些,各有何特点?
【多选题】在由两个因素构成的加权综合指数体系中,为使总量指数等于各因素指数的乘积,则( )
【多选题】在由两个因素构成的加权综合指数体系中,为使总量指数等于各因素指数的乘积,两个因素指数( )。
【单选题】How _______sugar did you put in this coffee? It tastes too sweet.
【单选题】听力原文:W: We ought to stop buying this kind of coffee. It always tastes terrible. M: Maybe we shall get a new coffee machine instead. Q: What does the man want to do? (4)
A.
Buy another kind of coffee.
B.
Buy another cup of coffee.
C.
Stop buying this coffee.
D.
Buy a new coffee machine.