—Are you firmly against any independence move by Taiwan?
—Of course. That’s ________ our basic interest lies.

—Are you firmly against any independence move by Taiwan?

—Of course. That’s ________ our basic interest lies.

—Are you firmly against any independence move by Taiwan?
—Of course. That’s ________ our basic interest lies.

1. A.
   why
2. B.
   when
3. C.
   where
4. D.
   what

—Are you firmly against any independence move by Taiwan?

—Of course. That’s           our basic interest lies.

A．why            B．when          C．where            D．what

―Are you firmly against any independence move by Taiwan?    

一Of course．That’s         our basic interest lies．    

    A．Why         B．when           C．where         D．what