1 . 听下面一段独白，回答以下小题。
1. What was the purpose of Columbus’ first trip?
2. Why does the corn feed millions of people today?
3. What did Columbus bring back on his second trip?
4. What was the result of Columbus, two trips to America?
1. What was the purpose of Columbus’ first trip?
| A．To collect plants. | B．To look for gold | C．To learn about American cultures |
| A．It is delicious and cheap. |
| B．It can be cooked in many way |
| C．It grows easily in various conditions. |
| A．Chocolate beans | B．Fried potatoes. | C．Sweet corn |
| A．They made native Americans enjoy European foods |
| B．They made native American foods popular |
| C．They made native American lifestyle well-known |
您最近一年使用：0次
