It is necessary to use a shortwave radio to pick __ the programmes. 2 . The old lady survived his husband __ 10 years. 3 . It took him a long time to recover ____ a bad cold. 4 . The thunderstorm ________ (terrify) the child and he burst into tears. 5. Lisa! I'm sorry. I didn't ———(认出) you — you've had your hair cut! 6. The Titanic ---- ( 下沉 ) after hitting an iceberg. 7. You can — ( 飘浮 ) very easily in the Dead Sea because it's so salty. 8. The baby was born with a heart problem and only ——(幸存) for a few hours.