题目内容：
( )Tom looks so pale today.He __________ill.(本题1.0分)A、 must be
B、 had to be
C、 should be
D、 shall be
参考答案：
选择题：( )Tom looks so pale today.He __________ill.(本题1.0
- 题目分类：许昌学院-大学英语1(高起专)
- 题目类型：选择题
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A、 must be
B、 had to be
C、 should be
D、 shall be