No matter when I look my miserable past, I feel sad and sorrowful.
| A．back | B．on |
| C．back on | D．upon |
-Would you like to join me for a quick lunch before class?
-, but I promised Nancy to go out with her.
| A． | I'd like to | B． | I like it | C． | I don't | D． | I will |
I got the story from Tom and_______people who had worked with him.
| A．every other | B．many others | C．some other | D．other than |
Stand over there_______you’ll be able to see it better.
| A．or | B．while | C．but | D．and |
It was with great joy _______ he received the news that his lost daughter had been found.
| A．because | B．which | C．since | D．that |
People now have to find as many ways as possible_______they can solve the problem of pollution.（Which is wrong?）
| A．that | B．by which | C．/ | D．in which |