患者，男，48岁，右下543和左下67缺失，余牙正常，设计纯钛整体铸造支架的可摘局部义齿，戴6个月后支架部分折断。检查：左下3、4区金属舌杆折断，舌杆厚1.5mm，折断面金属有缩孔，采用激光焊接金属舌杆。

激光焊接时后一焊点应覆盖前一焊点

A．40%
B．50%
C．60%
D．70%
E．80%

–Mother’s Day is coming. I need some money to buy a gift for my mom

-I think you ______________. Maybe it’s the best gift for your mother.

A．could ask your mother for some money

B．could sell some of your books

C．should get a part-time job

D．could cook breakfast for her