在测量范围内，配制的标准溶液系列，已知浓度点可以为（）个（含空白浓度）。
A.6
B.7
C.8
D.5
参考答案：A, B, C
患者，女性，69岁。缺失，面浅龋、近中舌向倾斜、不松动，余留牙牙石Ⅱ度，左侧下颌隆凸明显、倒凹大，上颌牙基本正常。
患者在开始修复治疗前需进行哪些口腔处理（）
A．拔除
B．拔除，牙周洁治剩余牙
C．充填面龋坏，牙周洁治剩余牙
D．拔除，牙周洁治剩余牙，手术去除左侧下颌隆凸
E．充填面龋坏，牙周洁治余留牙，手术去除左侧下颌隆凸
同义句转换。
1. He started for Shanghai yesterday.
He _____ _____ _____Shanghai yesterday.
2. He wanted to break the world record.
He _____ _____ _____break the world record.
3. I liked skating, and Dick liked skating, too.
I liked skating _____ _____Dick.
4. Lucy's parents wanted to make their daughter become a singer.
Lucy's parents wanted to make their daughter _____ _____.
5. There are over 200 teachers in our school.
There are _____ _____200 teachers in our school.
缺失，
面浅龋、近中舌向倾斜、不松动，余留牙牙石Ⅱ度，左侧下颌隆凸明显、倒凹大，上颌牙基本正常。