I was interested _________in the paper that scientists had found out how to talk to whales.

1. A.
   to read
2. B.
   in reading
3. C.
   reading
4. D.
   with reading

I was interested ________ in the paper that scientists had found out how to talk to whales.

[　　]

I was interested _________in the paper that scientists had found out how to talk to whales.

[　　]

I was interested ________ in the paper that scientists had found out how to talk to whales.

[　　]

I was interested _________in the paper that scientists had found out how to talk to whales.

[　　]