问题:
Professor Hunter was soon told ____he discovered was not important to them.
A.why that
B.why what
C.that why
D.what why
Professor Hunter was soon told ____he discovered was not important to them.
A.why that
B.why what
C.that why
D.what why
A.why that
B.why what
C.that why
D.what why
参考答案: