— ________ you write so well?

— By reading and keeping diaries every day. [      ]

A. How is it that  

B. Is it how that

C. How it is that  

D. What is it that

新中国成立以来，我国立法工作取得了巨大成就。目前，中国特色社会主义法律体系已经形成，国家的经济、政治、文化、社会以及生态文明建设各个方面实现了[ ]

A．有法可依

B．有法必依

C．执法必严

D．违法必究