题目:
Unlike the many winter greens that have tough leaves and thus require a lengthy cooking time, those of escarole need little or no cooking.
选项:
A、many winter greens that have tough leaves and thus require a lengthy cooking time, those of escarole need
B、many winter greens that have tough leaves and thus require a lengthy cooking time, escarole needs
C、tough leaves of many winter greens and that they require for a lengthy cooking time, escarole needs
D、tough leaves of many winter greens and the requirement that they have a lengthy cooking time, those of escarole need
E、lengthy cooking time required by the many winter greens with tough leaves, escarole needs
答案:
B