We are faced with a problem ________ we don’t have enough natural resources.
| A．which |
| B．what |
| C．that |
| D．whose |
Don’t be angry _______ me for not having written. I was really too busy.
| A．about | B．with |
| C．to | D．for |
“When did you leave the farm?” “____ the end of last year.”
| A．In | B．By |
| C．At | D．Since |
“How long will you work on the farm?” “____ the end of next year.”
| A．In | B．By |
| C．At | D．Since |
“How long will you work on the farm?” “____ the end of next year.”
| A．In | B．By |
| C．At | D．Since |
“When did you become an actor?” “_______ 1995, when I graduated from college.”
| A．After | B．In |
| C．From | D．Since |