题目内容
（完成单词） 梂hat's the h______ of this building?
桰t's twelve meters high．
（完成单词）梂hat's the a______ of this machine?
桰t can save water．
（完成单词）梂hat is t______ Chinese food? 桪umpling．
（完成单词）梂hat's the p________ of India?
?It's about one billion．
桰t's about one billion．
