here are all dinosaurs befor这句话对吗?如果对,are为什么不用过去式呢?可以换成were吗
here are all dinosaurs befor这句话对吗?如果对,are为什么不用过去式呢?可以换成were吗
was不是is和am的过去式吗?were不是are的过去式吗?为什么可以用if i were a boy?而不用if i
who is you going with?这句话对吗?be动词需要换成are吗?请说明为什么?
There are little paper here,please bring some.这里用are对吗,为什么不用
Here are another two girls 这句话对吗
here are some water and dumpings,这句话对吗?
look around whether there are cars here 这句话对吗
There are some glasses here.这句话对吗?
The rooms are all keep clean 这句话对吗?
we are all a bit afraid of our head teacher.这句话a bit为什么不可以换成
Here are two pictures on the wall.这句话对吗?here be句型后面能接地点吗
Where were you born?用were和are哪个对?是一般过去式吗?