I felt a little disappointed and was about to leave ______something there attracted my attention.
| A．before | B．until | C．While | D．when |
With a lot of modern office equipment, today’s schools are quite different from ____ of the past.
| A．that | B．those | C．one | D．ones |
I really don’t know _________ I had my money stolen.
| A．when was it that | B．that it was when |
| C．where it was that | D．it was where that |
You will fall in love with that city _____ you learn about it.
| A．since | B．while |
C．before | D．once |
Many websites have been _______ to help people study foreign languages.
| A．set off | B．set up |
C．set down | D．set out |
This is the deepest swimming pool _______ I have ever seen in China.
| A．that | B．what |
C．where | D．Which |