问题
解答题
计算：|-3|-
|
答案
原式=3-2
+25
=5-2
．5
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计算：|-3|-
|
原式=3-2
+25
=5-2
．5
| 根据对话内容，从方框内选择词的适当形式填空，每空只能填一词，每个词只能用一次。 | |
B: Yes, I was so excited to see the _____! They were so cute. A: It was _____to learn about the Wolong Panda Reserve. B: But it's sad to think about all those animals in _____. It makes me mad! A: The surprising thing is to hear how many animals are in danger. B: I think we need to _____ them better. A: Let's find out what we can do to save _____. |