对伴有牙槽嵴和颌骨缺损的患者选择合适的修复方法不需考虑的是A．缺损的部位B．缺损的大
题型：单项选择题
问题：
对伴有牙槽嵴和颌骨缺损的患者选择合适的修复方法不需考虑的是
A．缺损的部位
B．缺损的大小和范围
C．引起缺损的疾病是否会复发
D．缺损对功能的影响
E．缺损对美观的影响程度
题型：单项选择题
阅读理解。
Jack and Sally are brother and sister. They are twins. They can swim and ride a bike. They can fly kites, too.
They often run 
with the kites near the river. The kites are very high. They look very happy. But not all of their
favorite games are the same. Jack likes to play football and Sally likes to play basketball. Jack likes to jump high.
He thinks it's easy, but Sally likes to make something, but Jack can't. Sally can sing very well and Jack can throw
the yo-yo very well. Sally wants a try. Jack can help her.
1. They both can __________
A. swim
B. ride a bike
C. fly kites
D. swim, ride a bike and fly kites
2. - Where do they often fly kites?
-__________
A. Near the river
B. On a hill
C. Near their houses
D. At school
3. - What kind of ball games does Sally like?
-_______.
A. Football
B. Basketball
C. Volleyball
D. Ping-pong
4. - What can Sally do?
-________
A. Making things
B. Playing football
C. Watching TV
D. Throwing the yo-yo
5. - What does Jack like doing?
- ________________
A. Playing football
B. Making things
C. Swimming
D. Playing basketball
的有机物是有果香味的液体，它与NaOH溶液共热后蒸馏，若所得蒸汽对相同状况下
的相对密度为23，则该有机物的结构简式为（ ）