问题
解答题
家猫的寿命大约是12岁，兔子的寿命比家猫短46%，兔子的寿命大约是多少岁？（得数保留整数）
答案
12×（1-46%），
=12×54%，
≈6（岁）；
答：兔子的寿命大约是6岁．
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家猫的寿命大约是12岁，兔子的寿命比家猫短46%，兔子的寿命大约是多少岁？（得数保留整数）
12×（1-46%），
=12×54%，
≈6（岁）；
答：兔子的寿命大约是6岁．
| 用方框内所给动词的适当形式填空。 | |
2. He is not a good student, because he never ______ the books to the library on time. 3. —What are you doing? —We ______ for the exam. 4. The foreigners ______ the school, are they? 5. Look! The boy ______ faster and faster. 6. The twins usually ______ milk and bread for breakfast, but Jim ______ some porridge for it. 7. The girl ______ wearing a skirt. Look! She ______ a red skirt today. 8. The old worker ______ the students around the factory now. 9. It ______ heavily now, but it ______ soon. 10. Listen! Who's at the door? Someone ______ at the door. |