标题: 曼哈顿语法书里一问 [打印本页] 作者: Bestrong16 时间: 2017-2-11 04:00 标题: 曼哈顿语法书里一问 曼哈顿书里说（Chapter 13):
Sometimes the GMAT uses modal verbs (or their substitutes, such as have to for must) in a redundant or awkward manner. The idea of obligation or advisability may already be expressed elsewhere, or the modal verb may be place in the wrong part of the sentence.
Wrong: This plan ensures that action MUST be taken.
Right: This plan ensures that action WILL be taken.