Question

【题目】It is important to make new laws and create international standards for these laws similar to _______ concerning international airspace.

A. what B. that C. those D. it

Answer 1

【答案】C

【解析】

试题分析：考查代词。句意：制定新的法律并为其建立类似于有关国际空域的国际标准是重要的。those指代standards。concerning 现在分词作定语，修饰those，即standards。故选C。