There are five pairs _______, but I'm at a loss which to buy.
A.to be chosen
B.to choose from
C.tochoose
D.for choosing
答案:B
此题容易误选C其实应选B。choose 表示"选择",其实是指"选择出来"(pick out)而不是指"从……选择",要表示后者的意思,要用 choose from,有时也用 choose among。同样地,下面两例中的介词 from 也不可省略Here are some books for you choose from. 这些书可供你选择。There are too many cakes to choose from. 蛋糕太多了不知要选哪个好