His writing is so neat that it’s easy for the teacher to make out he is trying to express

问题补充：

His writing is so neat that it’s easy for the teacher to make out he is trying to express.

A. what is it that

B. that it is what

C. that is it what

D. what it is that

答案：

A. what is it that

B. that it is what

C. that is it what

(答案→)D. what it is that

解析：

试题分析:考查强调句型。此处是强调句型的特殊问句做宾语从句，宾语从句要用陈述句语序，而且需用疑问词来引导宾语从句，语序为: 疑问词+it is that+其他，故D选项正确。句意：他的书写如此整洁以至于老师很容易看清他要表达的意思。