Question

I’m afraid I’ll have to ______ the lost book.

1. A.
   spend
2. B.
   pay for
3. C.
   take
4. D.
   pay on

Answer 1

B
本句的含义为我恐怕我必须得为丢掉的课本付款，主语为人可用pay或spend，pay和for搭配，而spend和介词on或doing搭配，故本题选B。