改错：Robert'snewbookaboutspaceexplorationisfantastic.Yous...

问题详情：

改错：Robert's new book about space exploration is fantastic. You simply could read it.

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【回答】

could→should　句意：罗伯特写的关于太空探索的新书太好了，你应该读一读。根据句意可知应用should，故将could改为should。

知识点：虚拟语气

题型：短文改错