英文填空题……嗯……This is _ ugly dog.but it is _useful one.第一个空写a ,请

一题初中英语填空It is a long and hard _,but obviously one must enjoy but I dislike dog!because it is very ugly有什么语病 This is ( )empty bottle.But it is ( )useful one.A a ;a B an; This car is old ,but that one is ___.填空 it is a dog It is ( ) a dog? It is a dog. this shirt is so nice ,but it _ too much 1_cow is _useful animal.It can give us milk.A.the;a B.a;an C this is a store.it's ( ) but it has( )school things 第一个,grea Is this a dog？No，it is a dog.这句话哪里错了 ①It is a fact that Stuart is ugly.与