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
the more .. the more 后一个the more放句首可以选出C来, 可是这个选项难道不是没有谓语么? 后面的underlying reading ability and nonverbal logic修饰skills的, 少了个be啊?