When we got to the top of the hill, the sun __
| A．was shining | B．shone | C．has shone | D．shines |
We share the resources of the world, ______ any action of waste can affect other people.
| A．so | B．if | C．unless | D．because |
Mary wrote a letter to her parents, ______ she missed them and was studying hard.
| A．to be said | B．said | C．saying | D．having said |
When you come across difficulties, it is ______ of you to expect the worst.
| A．abnormal | B．Considerate |
| C．responsible | D．pessimistic |
She looked in the direction of the window, but there was nothing in front ______ the deep darkness.
| A．other than | B．rather than |
| C．more than | D．less than |
I suddenly realized that I was kept so busy that I ______ little time with my family before.
| A．have spent | B．had spent |
| C．would spend | D．was spending |