This is the school ______ I studied three years ago .A. where B. which为什么选A不选B,请详解,谢谢.

Question:Whose are these school things?Look and finish the passage.these are my friends and their school things.This is lisa and this is _ book._name's Linda .This is her _ _._ name's John.This is _ _ _.And _ _ _Tom.Is this his eraser._,_ _.Pictures: Is this your school?yes,there are three _ _ _ _ _ _ _here,and this is my school. this school is more than 10,000 square meters in area同义句the school _ _ _ _ _10,000square meters. At the end of the school year ,there is an_ _ _ _ _ _ _ _ _ _ The school _____ is locked because today is Sunday.(_ _ t _) 英语翻译there is now a _; this is a _ of solutes dissolved in the _. is（）some German friends visited last week?A.this school where B.this school one C.this the school D.this school E.this the school that _(is) careful!The bus is coming this way. 改为感叹句：This baqg is very big. _ big the _ _. is this school 与 is this the school有何区别 A：this is our school.B：wow.where is the（ This is a group of people who watch a play.a_ _ _ _ _ _ _ Ket 试题These are the clothes that the actors wear.c_ _ _ _ _ _ _ 附：不是costume the shpo is _(close)this time of day this book is the most expensive. 是什么意思? ~_~ Is( )some German friends visited last wssk?A.this school B.this the school C.this school one为什么? This book is _(I)._(your) is on the desk. 填上括号里带e的单词,一个横线一个字母.What colour are the( _ _ _e_)?They're white.Is there a(_ _ _e_)nearby?Where's your mother's(_ _ _ _ _e)?There are a (_ _ _ _ _e_) teathers in your school.He goes to school on his (_ _ _ _ _ _e) ev this is my school