I saw Jack yesterday. He told me that he would stay here _____ the end of this year.
| A．at | B．by | C．for | D．till |
Though we spent a lot, we think it _____ because we succeeded in the end.
| A．worth | B．worth being spent |
| C．worthy of | D．worthwhile |
What he said at the meeting means _______ those who had cut down the forests.
| A．to argue against | B．to argue for |
| C．arguing for | D．arguing against |
She won a Nobel Prize for her scientific ______.
| A．interests | B．achievements |
| C．behavior | D．observation |
The flowers ______ my mother, but my sister thought they were for her and took them.
| A．were intended for | B．intended for |
| C．intended to give | D．intended giving |
Michael is ______ because he never takes any exercise.
| A．under conditions | B．on no condition |
| C．in condition | D．out of condition |