1. The new play is ________ (难以置信地) boring.
答案：incredibly
2. She didn't let anyone know what she ________ (真正地) felt.
答案：truly
3. Nothing can ________ (替代) a mother's love.
答案：replace
4. A fullgrown elephant can ________ (重达) over 6,000 kilograms.
答案：weigh
5. It is very ________ (方便的) to pay by credit card.
答案：convenient
6. His height gives him an a________ over his opponents.
答案：advantage
7. Have you recorded the data in d________？
答案：disk
