They became friends again that day. Until then they ______to each other for nearly two years.

All those _____ about the poor children should be _____.

A Frenchman who lost his arms and legs successfully swam across the Channel, a challenge he           for two years.

We'd better take umbrellas—I'm sure it____when we arrive in London; it's always wet there at this time of year．

---What were you doing when Tom came to see you?---I had just put on my overcoat and_____ to visit my friends.