1) If we plant more trees ... 2) If she stops using plastic bags ... 3) If I walk instead of driving a car ... 4) If they reuse paper ... 5) If she uses plastic bags ... 6) If Susan has a solar panel ... 7) If David doesn't shut the faucet ... 8) If they throw garbage into the lake ...

Conditionals

列印
嵌入

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?