来自曲永珊的问题
【.Manyboysinourclassoftendotheirhomeworkvery().AmuchcarefulBcarefulCcarefully】
.Manyboysinourclassoftendotheirhomeworkvery().AmuchcarefulBcarefulCcarefully


【.Manyboysinourclassoftendotheirhomeworkvery().AmuchcarefulBcarefulCcarefully】
.Manyboysinourclassoftendotheirhomeworkvery().AmuchcarefulBcarefulCcarefully
C
carefully是副词,修饰do这个动词,much是程度副词,可以修饰carefully,但careful不对,所以选C.