It was the color of the material _____ he was surprised at.
It was the color of the material \_\_\_\__ he was surprised at.
宾语
The reason _____ he gives for not coming is unacceptable.
The reason \_\_\_\__ he gives for not coming is unacceptable.
The speed _____ light travels is very high.
The speed \_\_\_\__ light travels is very high.
I’ll tell you _____ he told me last week.
I’ll tell you \_\_\_\__ he told me last week.
We think it possible _____ the local government will be able to solve the housing problem.
We think it possible \_\_\_\__ the local government will be able to solve the housing problem.
_____ all the inventions have in common is _____ they have succeeded.
\_\_\_\__ all the inventions have in common is \_\_\_\__ they have succeeded.
The puzzle was so difficult that I gave up it in the end.
The puzzle was so difficult that I gave up it in the end.
After a few weeks with him, I felt sorry for to be unfriendly to him at first.
After a few weeks with him, I felt sorry for to be unfriendly to him at first.