He looks＿＿＿＿he hadn’t had a good meal for a month. A. thatB. as ifC. whenD. so far

问题补充：

He looks＿＿＿＿he hadn’t had a good meal for a month.

A. that

B. as if

C. when

D. so far

答案：

A. that

(答案→)B. as if

C. when

D. so far

解析：as if引导的从句经常使用虚拟语气。