问题
选择题
These shoes look very good. I wonder __________.
A．how much cost they are
B．how much do they cost
C．how much they cost
D．how much are they cost
答案
答案：C
主要测试宾语从句。从语境考虑：句子中动词wonder和cost均需要宾语，还应该注意宾语从句的语序应该用陈述句语序，综上所述答案就可以一目了然。句子意思：这些鞋子看起来非常好看。我想它们价值无论多少均可以。