My first ______ of him was that he was a kind and thoughtful young man. (2012.山东)
This church is as old as, if _____ than, that one.
In that month, he earned as much as, if ____ than, $40 000.
The problem is not _____ easy. Think _____ over.
It is so difficult a problem that _____ student in this class _____ work it out.
.Please make my excuse at tomorrow's meeting. I've got too much work _____.