To test eggs,_____ them in a bowl of water: if they float they’re bad, if they sink they’re good.
30. Why are you so anxious? It isn’t your problem______ .
29. You have no idea how she finished the relay race ______ her foot wounded so much.
28. Let’s ______my scientific knowledge and your business skills and start a company.
27. He gave in to ______and opened the letter addressed to his sister.
26. The day we looked forward to______ at last.