| 听下面一段材料，回答第1至5题。 |
| 1. What did the professor want to know? |
| A. Whether animals were clever. B. How clever a donkey was. C. Which animal was the cleverest. |
| 2. What did the professor want to watch the monkey do? |
A. Look f or the small boxes B. Look for the food C. Knock at the door |
| 3. What did the monkey began to do when the professor left the room? |
| A. To look for the food B. To eat the food C. To put one of its eyes to the keyhole |
| 4. What was the thing that surprised the professor? |
| A. The monkey was watching him through the keyhole. B. The monkey found the food  quickly. C. The monkey was on the other side of the door. |
| 5. Which of the following is TRUE according to the passage? |
| A. There was some food in the boxes. B. The professor thought the monkey wasn't clever at all. C. The monkey ate all the food he found. |