1. After the car accident he has been in coma for three days, but his parents stay by his side, hoping he'll pull through.2. Amy suffered lots of hardships when she was a kid, but she pulled through. Now she's a successful lawyer.3. He has come through the chemo therapy very well.4. After a difficult game, the Wizards have come through and won the game.
 pull through come throughpull through 跟 come through 都是正統的美語說法，指從某個逆境或疾病或苦難撐過來。
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 reenhouse effect, which leads to melting of glaciers, which leads to rising sea levels.