定语从句
His grandfather died of cancer on the afternoon of last Wednesday, ________ made his family very sad．
主语从句
I’ll see to it ________ everything is ready in time．
________ you don’t like him is none of my business．
It worried her a bit ________ her hair was turning grey．
________ leaves the room last ought to turn off the lights．
同位语从句
The question ________ he was to blame has never been settled．
A story goes ________ Elizabeth I of England liked nothing more that being surrounded by clever and qualified noblemen at court．
There is much chance ________ Bill will recover from his injury in time for the race．
宾语从句
When Christopher Columbus reached ________ is now the USA, he called the people there“Indians”．
You’d better give the task to ________ you think can succeed in carrying it out ahead of time．