作业帮第一题：-What's the matter,Jane?You look sad.Oh,nothing much.As a matter of fact,I _____ of my friends back home.( )A.was just thinking B.just thought C.have just been thinking D.have just thoughtThere isn't any milk in the fridge._____?A.Was it
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第一题：-What's the matter,Jane?You look sad.Oh,nothing much.As a matter of fact,I _____ of my friends back home.( )A.was just thinking B.just thought C.have just been thinking D.have just thoughtThere isn't any milk in the fridge._____?A.Was it
第一题：-What's the matter,Jane?You look sad.
Oh,nothing much.As a matter of fact,I _____ of my friends back home.( )
A.was just thinking B.just thought C.have just been thinking
D.have just thought
There isn't any milk in the fridge._____?
A.Was it all finished B.Has it all finished
C.Has it all been finished
第一题：-What's the matter,Jane?You look sad.Oh,nothing much.As a matter of fact,I _____ of my friends back home.( )A.was just thinking B.just thought C.have just been thinking D.have just thoughtThere isn't any milk in the fridge._____?A.Was it
1.A.CD为现在完成式都表示在Jane看起来sad之前动作就已经完成了,那么完成了就不会有前面的提问,所以排除;B.为过去式,过去式表示的是动作发生在过去,已经结束了.但是前面一句问句的事态为现在式.A.选项为过去进行式,表示的在问句发生的时候那时候我正在想我朋友回来的事情.
2.C.排除A,因为是过去式.C.选项是现在完成式表示的是完成的状态（也就是冰箱没有牛奶的状态）而B选项表示的是动作的主动完成,但是牛奶不可能自己没有,都是被动的（被人喝了或者是其他原因）