| There was still the possibility that Lake Tanganyika and not Lake Victoria was the true ______ of the Nile. |
A. source B. resource C. cause D. course |
| — Where would you like to have your dinner, in a French restaurant or in a Chinese one? — It makes _____ to me as long as we can chat while having dinner. |
A. no difference B. no sense C. much difference D. much sense |
| With the opening of the Qinghai-Tibet Railway, more and more people have chosen to travel Tibet, because it has a(n) _____ natural landscape. |
A. cute B. distinctive C. ordinary D. confusing |
| Nowadays many housewives prefer to go to supermarkets for their shopping, because they provide a large _____ of goods. |
A. variation B. various C. varied D. variety |
| When my hand touched the letter in my pocket, I realized that I had forgotten ______ it. |
A. to post B. to have posted C. posting D. having posted |
| I bought a sweater for only 50 yuan yesterday; it was a real _____. |
A. trade B. exchange C. bargain D. business |
| _____ more and more forests destroyed, some animals are facing the danger of dying out. |
A. With B. By C. As D. For |
| How did it _____ that the car fell off the bridge into the river? |
A. come out B. come about C. come across D. come up |