You′dbettermakeamark__________youhaveanyquestionswhileyouarereadingthepassage.
A.at which B.in where C.in the place D.where正确答案D
You′dbettermakeamark__________youhaveanyquestionswhileyouarereadingthepassage.
A.at which B.in where C.in the place D.where正确答案D