The problem just to be discussed at the class meeting tomorrow.A.referred isB.re
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The problem just________to be discussed at the class meeting tomorrow.
A.referred is
B.referred to being
C.referring to is
D.referred to is
试题答案
D
本题的关键在于理解句子结构： referred to 在句中作定语，修饰名词the problem,而谓语动词为is， to be discussed是它的表语，be to do表示将来的动作。