听小对话,请从A、B、C三个选项中选择符合对话内容的图片。 |
1. What did the boy get yesterday? |
A B C |
2. Where are they going on vacation? |
A B C |
3. Where has Peter done volunteer work? |
A B C |
4. In which city will Judy go to travel first if she gets enough money? |
A B C |
5. When did the man begin to collect stamps? |
A B C |
1年前1个回答
你能帮帮他们吗
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(x+12)(x-2)+(x+7)(x+8)-(x+5)(x-10),其中x=2
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