题目内容
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 |
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。
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