GWD最新题一道：语气，夹心修饰还是其他。在A与C之间的抉择

语气，夹心修饰还是其他。在A与C之间的抉择

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.
● 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.
● Although named for the new Mexico site where fist discovered in 1932. Clovis points are spear points of longitudinal grooves chipped onto their faces and have been found all over north America .
● 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 .

● 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 .
● 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

i choose A.(错了不要怪我，我是鸟鸟）

C有明显的时态错误。划线部分应用一般过去时。

（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 .

N_NN chooses A

C was wrong 1)tense 2)logical meaning.