6-49 In recent years cattle breeders have increasingly used crossbreeding, in part that their steers should acquire certain characteristics and partly because crossbreeding is said to provide hybrid vigor.
A) in part thattheir steers should acquire certain characteristics(B) in part for theacquisition of certain characteristics in their steers (C) partly because oftheir steers acquiring certain characteristics (D) partly becausecertain characteristics should be acquired by their steers (E) partly to acquirecertain characteristics in their steers
OA:E
1. 有不定式和完整主谓结构并列的吗?
2. 不定式逻辑主语是 cattle breeders. because后的主语是crossbreeding. 也没办法进行省略还原.
3. because 是conj. 表示原因的句子,肯定需要主句, 那怎么与其并列的部分是表示目的的不定式? |