问题
So suddenly ________that the animals in the zoo looked very frightened during the total solar eclipse (日全食)．
A:did the sky turn dark
B:the sky did turn dark
C:turned the sky dark
D:was the sky turned dark
B:the sky did turn dark
C:turned the sky dark
D:was the sky turned dark
正确答案是：
同类题型
Where_______ your friend ________
ter met him at the street yesterday afternoon,so he __________ your lecture.
There is something wrong ________my throat.
Guo Jingming is one of_____teenager writers today, though some old writers don’t like him very much.
We love to go to the country in spring as the flowers smell so .