On the table she found a piece of paper _______ some confusing symbols.
| A．which was written | B．that was written |
| C．on which were written | D．on that was written |
--- ___________________
--- I’m being served. Thank you anyway.
| A．May I have the bill? | B．Can I take your order? |
| C．How would you like your coffee? | D．What about eating out? |
I didn’t realize my mistake ________ my teacher had a facetoface talk with me.
| A．until | B．after | C．since | D．when |
---There is some doubt _____ the concert will be held as the company intends to redecorate the stadium next week.
---What a pity!
| A．where | B．that | C．if | D．how |
The number of various educational programs is increasing important roles have been recognized by more and more people.
| A．whose | B．where | C．which | D．that |
Through so much trouble，he learned ________ everyone needed friendship and ________self confidence is important.
| A．that；/ | B．/；/ | C．that；that | D．/；what |