There is a police car in front of our neighbor's house.What do you suppose _____?A.is happened B.has happenedC.would happen D.did happen
问题描述：
There is a police car in front of our neighbor's house.What do you suppose _____?
A.is happened
B.has happened
C.would happen
D.did happen
答
B.
There is a police car in front of our neighbor's house. What do you suppose has happened?
后面一句可以简化为What has happened?
从时态和语态方面看，只有B。如果读的多了，从语感上也是B最顺。
答
B
整句意思：邻居门前停了俩警车.你猜是发生了什么事?