The United States is the world’s No.1 emitter of greenhouse gases.
举一反三
- Which sports is the No.1 sport in the United States?
- Canada's border with the United States is the world's longest land border, sharing land borders with the contiguous United States to the south, and the US state of Alaska to the northwest.
- 3. What enabled the United States to displace Western Europe as the world’s center by 1900?
- The policy of the United States was ___________ at the beginning of the two world wars.
- In world economy， the G7 refers to those seven countries with the world's largest developed economies — France， Germany， Italy， Japan， the United States， the United Kingdom， and Canada， — all of which are trade powers of the world.。（ ）