第一张1 1.too young to
2 fast enough to 太...not +形容词 +enough to 后
3 too..to
4 so...that
21 what,cost
2what the price of
3 1it to return
2 it to build
it takes/took sb some time to do sth it做形式主语 动词不定式是真正的主语
第二张
2 it is,turns to
3 turned in
4turned out
5 turned up
6 turned down
10 1 searching for
2 searched ,for
3 to search for
3