(2013·浙江温州二模)Scientists have found evide
题型:选择题
问题:
(2013·浙江温州二模)Scientists have found evidence ________ global warming caused the world's first horses to become smaller nearly 50 million years ago.
A.what
B.that
C.which
D.whether
(2013·浙江温州二模)Scientists have found evidence ________ global warming caused the world's first horses to become smaller nearly 50 million years ago.
A.what
B.that
C.which
D.whether