题目内容

---Look at those shoes, Mike!
---Wow! They look very cool, but I wonder ________.
A.how much are they
B.how much do they cost
C.if my parents will buy them for me
D.that my parents will buy them for me
C
if既可以引导宾语从句又可以引导状语从句。if充当宾语从句的连接词时,相当于whether,词义为“是否”,遵循宾语从句的时态规则,可根据语境选择任何时态;
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