你能确定只要三年这棵树会和这幢楼房一样高吗?can you _____ ______ that the tree will be as tall as

问题描述:

你能确定只要三年这棵树会和这幢楼房一样高吗?can you _____ ______ that the tree will be as tall as
the building only in three ______ ______

can you make sure that the tree will be as tall as the building only in three years' time?