用下列括号内的单词的适当形式填空.

用下列括号内的单词的适当形式填空.
6.The school _______ (build) ten years ago.
7.The mountain is too hight for him ______ (cimb).
8.This year' s Dragon Boat Festival falls on the _____ (nine) day of July.
9.We got a letter from a friend in America ______ (recent).
10.My brother succeeded in _______ (enter) the university in his dream.