Last year the congress have painted themselves into a corner by promising not to raise taxes this year. This year, unfortunately, is doing well economically. Therefore the congress is considering raising taxes this year.
 paint somebody into a corner< >
這是一個連環問題: 燃燒石油導致二氧化碳增加，二氧化碳增加導致溫室效應，溫室效應導致冰層融化、海平面上升。 (請填空)
This is a chain of problems. Burning oil leads to increase in carbon dioxide, which leads to the greenhouse effect, which leads to meing of glaciers, which leads to rising sea levels.下一題 - 連環問題 f我要發問