The Sahara Desert is a natural between north and central Africa.[ ]
题型:同步题难度:来源:
The Sahara Desert is a natural between north and central Africa. |
[ ] |
A. fence B. barrier C. difficulty D. border |
答案
B |
举一反三
Poor health may be a to success. |
[ ] |
A. difference B. difficulty C. fence D. barrier |
He was killed after eating the beautiful mushrooms because they contained a deadly . |
[ ] |
A. poison B. protein C. waste D. food |
The hotel offers its guests a wide of amusements. |
[ ] |
A. variety B. attraction C. interest D. excitement |
Society is made up of a of people; some are good, others bad, and still others in between. |
[ ] |
A. variety B. choice C. lot D. plenty |
My mother is deaf, so she has to use a hearing . |
[ ] |
A. help B. machine C. aid D. assist |
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