23．—Artistic people_________be very difficult sometimes．
—Well，you should know you married one．
| A．can | B．might | C．could | D．Must |
--- What made Bill so angry?
--- _____. His girl friend promised to come at 8:30, but she hasn’t come yet.
| A．Having kept waiting | B．Being kept waiting |
| C．To be kept waiting | D．Being kept waited |
---How long do you think it is ______he took up the job?
--- Half a year at least.
| A．when | B．before | C．that | D．since |
--- Is that the small town you often refer to?
--- Right, just the one ____ you know I used to work for years.
| A．that | B．which | C．where | D．what |
-- One’s week’s time has been wasted.
--- I can’t believe we did all that work for __________.
| A．something | B．none | C．nothing | D．anything |
When we first met on a train in 2000, we both felt immediately that we _____each other for years.
| A．know | B．had known | C．know | D．have known |