1．They don't often hear the twins sing the song in the school．
of the twins often heard sing the song in the school．
2．To my surprise，he had made such quick proGREss in English．
I was his quick proGREss in English．
3．We saw the boy come up to an old man．
The boy up to an old man．
4．Most of these questions were not about his lessons．
Most of these questions his lessons．
5．He went to Beijing in 1999and 2001．
He Beijing twice．
6．The GREat Wall is famous throughout the world．
The GREat Wall is famous the world．
7．He is not a student any longer．
He is a student．
8．The little girl is too short to reach the orange on the table．
The little girl isn't to reach the orange on the table．
9．Linda liked music better than art．
Linda music art．
10．Jane jumps farther than any of the other girls．
Jane jumps all the girls．
参考答案：
1．Neither，is，to 2．surprised ／amazed，at 3．was seen to come 4．had nothing to do with 5．has been to 6．all over 7．no longer 8．tall enough 9．preferred，to 10．farthest of
