There are many interesting books but I'm at a loss which to borrow.A. to chooseB. for ch

问题补充：

There are many interesting books , but Im at a loss which to borrow.

A. to choose

B. for choosing

C. to be chosen

D. to choose from

答案：

A. to choose

B. for choosing

C. to be chosen

(答案→)D. to choose from

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