---WhereisTom?       ---Hehasn’tcometoschooltoday.Ithi...

问题详情：

 ---Where is Tom?       

---He hasn’t come to school today. I think he        be ill.

       A. has to      B. should       C. may       D. need

【回答】

C   

知识点：情态动词

题型：选择题