This dictionary is____,and___is at home.( ) A.your;my B.yours;my C.mine;your D.yours;mine 为什么?

This is__ useful dictionary.填a还是an呢?答案上是a Linda,it this ( ) dictionary? ( ) this your dictionary? This book is__(good）of the four books. This coffee shop is__(open)around the clock This is__(I)in the class.请问怎么填呀? This is__(I)in the class.请问怎么填呀? Those three problems are all__,but this one is__.(difficult) this is a dictionary( )you What about this dictionary?翻译 This is his dictionary同义 1.That pencil box is___(she) 2.This is his book.The book is__(he) 3.Is this ruler___(Sally)?4.This pen is__(you).that pen is__(i)5.The white pencil is__(my). This is his own car改为同义句:This car is__ __ This is his dictionary(一般疑问句) this dictionary is in that box复数 Is this your dictionary?改为肯定句 This is his dictionary(改为一般疑问句) This is my dictionary.改为疑问句