问题

Only when he got there _____how much damage had been caused.

A:be realized
B:he had realized
C:had he realized
D:did he realize

正确答案是：

同类题型

What’ s the low-carbon life style like . —Save energy,produce carbon.

The houses in this village are______built of bricks

I have _______ my memory for his name, but I can’t remember it.

In the accident，he was lucky to escape ________.[ ]

In order to save time, I will __________ mention the events that happened last night to refresh your memories before the discussion