Please lend me a pen _______ .

1. A.
   to write
2. B.
   to write on
3. C.
   to write with
4. D.
   writing on

He ________ to lend me his new bicycle but I refused, for I didn't want to trouble him.

[　　]

I forget to bring a pen．Would you lend me ____?

       A．one    B．that          C．it         D．this

— Can you lend me your bike?
— Yes. But you can only ________ it for one day. Because I’ll ride it to school the day after tomorrow.