A landing on Mars is within the _____ of current physical theory.
| A．scheme | B．scope | C．scrap | D．scale |
. Mary joined the local drama club but didn’t seem to __________, so she left.
| A．fit in | B．adapt to | C．agree on | D．settle in |
. I’d appreciate ________ if you would be willing to teach me how to pronounce these new words.
| A．that | B．this | C．it | D．them |
When the terrible flood happened in the south, the government ________ a state of emergency and general mobilization.
| A．stated | B．declared | C．advocated | D．urged |
. — Are you sure the 2010 Shanghai World Expo will be a great success?
— Yes, __________! It’ll be wonderful!
| A．actually | B．relevantly | C．theoretically | D．absolutely |
21. They are leaving for Hangzhou in ten days － __________, next Friday.
| A．in other words | B．in many ways | C．on the whole | D．on the contrary |