二．听句子，选出与其意思相同或相近的选项：(5分)
( )6．A．The book is 50 dollars．
B．The book is 5 dollars．
C．The new book is 15dollars．
( )7．A．Could you help me look after my little cousin?
B．Could you help me look for my little cousin?
C．Could you take my little cousin for a walk?
