Not knowing what version of iPad to choose, ．
A. some advice was given to Barbara
B. Barbara had to consult her IT teacher
C. so Barbara had to consult her IT teacher
D. Barbara's IT teacher gave her some advice
网友回答
A. some advice was given to Barbara
(答案→)B. Barbara had to consult her IT teacher
C. so Barbara had to consult her IT teacher
D. Barbara's IT teacher gave her some advice
解析：可联系答.案.网客服索取。