1 . Hilda then swam across the tank following Maya’s path and emerged from the water to find Katherine ________(remove) her scuba gear. (所给词的适当形式填空)

2 . On the top of Mount Tai, people excitedly observed that the sun was rising from the sea. (句型转换)
→On the top of Mount Tai, people excitedly ________________ from the sea.

3 . The White Cane was introduced by an American man called George A．Bonham. One day, he watched a man who was blind ________(attempt) to cross a street. （所给词的适当形式填空）