I lost my friend’s book. So I have to _____it.

   A. spend           B. cost                 C. pay for           

I lost my friend’s bike, and I really don’t know ________.

1. A.
   what should I do
2. B.
   what to do
3. C.
   how shall I do
4. D.
   how to do

I lost my friend’s book. So I have to _____it

1. A.
   spend
2. B.
   cost
3. C.
   pay for

I lost my friend’s book. So I have to _____it.
A. spend           B. cost                 C. pay for           

I lost my friend’s bike, and I really don’t know ________.