: Humans are unable to see during nighttime. , Clothes end up polluting the planet. , Cities consume tons of energy. , Meat production significantly harms the environment., Water resistance slows down swimmers., Running can strain your knees., Humans are becoming increasingly lonely., Many couples cannot afford to have children., Navigating cities is challenging for blind people., DangDangerous chemicals might be smuggled through airports.,

Problems B2

印刷
埋め込み

リーダーボード

ランダムカードは自由形式のテンプレートです。リーダーボード用のスコアは生成されません。

表示スタイル

オプション

テンプレートを切り替える

自動保存: を復元しますか?