问题
Beijing ______a lot in the past ten years. Now it has become one of the biggest modern______ in the world.
A:changes, cities
B:changed, city
C:changed, cities
D:has changed, cities
B:changed, city
C:changed, cities
D:has changed, cities
正确答案是：
同类题型
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Tony is twelve old, but his sister is only one old.
In front of the lake is a small house ______ a beautiful garden. I like the garden very much.[ ]
The boy didn’t go to school ______his illness(疾病)。[ ]
Why does the river smell terrible?－Because the water_______.