请问OG-7和OG-9？？

james0831

7. Dr. Hakuta's research among Hispanic children in the United States indicates that the more the children use both Spanish and English, their intellectual advantage is greater in skills underlying reading ability and nonverbal logic.

(A)  their intellectual advantage is greater in skills underlying reading ability and nonverbal logic

(B)  their intellectual advantage is the greater in skills underlaying reading ability and nonverbal logic

(C)  the greater their intellectual advantage in skills underlying reading ability and nonverbal logic

(D)  in skills that underlay reading ability and nonver­bal logic, their intellectual advantage is the greater

(E)   in skills underlying reading ability and nonverbal logic, the greater intellectual advantage is theirs

请问大家正确选项C 是不是句子里面少了一个is啊？

9. Astronomers at the Palomar Observatory have discovered a distant supernova explosion, one that they believe is a type previously unknown to science.

(A)  that they believe is

(B)  that they believe it to be

(C)  they believe that it is of

(D)  they believe that is

(E)   they believe to be of

D选项的that是多余的把

[此贴子已经被作者于2005-7-4 16:53:13编辑过]

joe11

【讨论连接】─ ─ GMAT语法讨论汇总

7.C. 是的，省略了is

9.D. that 不多余