—Who has broken the window in my room? —Who else it but your naughty son!
It was because we went on separate ways ________ I felt relieved.
The teacher taught us to find a planet in the solar system in his last lesson, ________ everything through jokes.
Basically, we don’t need heaters in Chongqing, but it ________ be very cold in winter.
The most successful students are usually ________ who come to all the classes.
We have positive opinions on human rights, which is exactly________ they disagree on.