根据题意,得
3.5-(-34+12)=3.5-(-0.25)
=3.5+0.25
=3.75
故应填3.75.
When she _____ the newspaper, the baby _____ asleep.
A.read; fell
B.was reading; was falling
C.read; was falling
D.was reading; fell
患者,男,60岁,戴全口义齿2周,主诉休息时固位尚好,但前牙切咬时义齿容易脱位。
正确处理方法是()
A.磨除过长基托
B.磨薄基托
C.调整平衡
D.缓冲系带处基托
E.加长基托边缘