Science and technology __________ nowadays in our socialist construction.
| A．plays an important part | B．play an important part |
| C．play important parts | D．take important parts |
—Are you free after school?
—Sorry. I’ve planned to treat a friend of mine to dinner _______for his help.
| A．in charge | B．in honour | C．in return | D．in turn |
They ____ in Holland for ten years．Now they have settled down in Paris．
| A．lived | B．have lived | C．had lived | D．were living |
With a lot of modern buildings _______, today’s cities are quite different from _______ of the past.
| A．to be built, ones | B．being built, one | C．built, ones | D．built, those |
Lucy was completely _____ after jogging in the hot sun all afternoon; she had little energy left.
| A．kicked out | B．worn out | C．handed out | D．put out |
Scientists are making every _________ to find a new cure to cancer.
| A．effect | B．affect | C．effort | D．afford |