I regret ___ harder in the past two years.
| A．not having studied | B．having studied | C．having not studied | D．not being studied |
Th
ere is a new problem involved in the popularity of private cars __ ___ road
conditions need .
| A．that; improving | B．when; improving |
| C．where; to be improved | D．which; to be improved |
—Have you got used to the Chinese food, Huang Yan?
—Yes, but I hate ________ when a Chinese host keeps serving me the food I don’t like.
| A．this | B．that | C．those | D．it |
I have no dreams _______ to have a happy life.
| A．rather than | B．better than | C．other than | D．less than |
Many people can’t learn any lessons from the mistakes they’ve made they get hurt somehow.
| A．whether | B．unless | C．if | D．as |
—Amazing! You wear slippers at work.
—Don’t you know it’s a fashion?
| A．must | B．should | C．can | D．may |