98. Even though Clovis points, spear points with longitudinal grooves chipped onto their faces, have been found all over North America, they are named for the New Mexico site where they were first discovered in 1932.
(A) Even though Clovis points, spear points with longitudinal grooves chipped onto their faces,
have been found all over North America, they are named for the New Mexico
site where they were first discovered in 1932.
(B) Although named for the New Mexico site where first discovered in 1932, Clovis points are spear points of longitudinal grooves chipped onto their faces and have been found all over North America.
(C) Named for the New Mexico site where they have been first discovered in 1932, Clovis
points,
spear points of longitudinal grooves chipped onto the faces, have been found all over North America.
(D) Spear points with longitudinal grooves that are chipped onto the faces, Clovis points, even though named for the New Mexico site where first discovered in 1932, but were found all over North America.
(E) While Clovis points are spear points whose faces have longitudinal grooves chipped into them,
they have been found all over North America, and named for the New Mexico
site where they
have been first discovered in 1932.
怎么做呢。。。看og12sc总结上说是用have been found排除，但是正确答案里也有啊。。。
求指导~~
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