找出下列每组单词中不同类的单词。(1)A. young B. active C. principal(2)A. food B. sweet C. fresh(3)A. closet B. cloud C. curtain(4)A. building B. grass C. flower(5)A. near B. behind C. nice
将每个小房子中不同类的单词圈出来。
( ) It us thirty minutes to climb to the top.
( ) was in front of you last Monday?
( ) Chinese people invented paper for .
( ) Nine childrentheir grandparents last week.