this book这本书
thispron.这;这个adj.这个adv.这样;这么
This is a state penitentiary.这是一个国家监狱。
This bedrooms is very untidy.这个卧室非常乱。
This bikini is too expensive.这件比基尼太贵了。
This is my biggest happiness.这是我最高兴的。
This reform must be enforced.此项改革势在必行。
This isn't a Buddhist pagoda.千亩万吨
This must never happen again.这种事再也不能发生了。
This is the enlarged edition.这是增订版。
This is her fourteenth birthday这是她的第十四个生日。