-Where is Tom?-He hasn't come to school today. I think he __________ be ill.[ ]A. has toB. shou

题目简介

-Where is Tom?-He hasn't come to school today. I think he __________ be ill.[ ]A. has toB. shou

题目详情

-Where is Tom?
-He hasn't come to school today. I think he __________ be ill.
[     ]
A. has to
B. should
C. may
D. need
题型:单选题难度:中档来源:同步题

答案

C

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