所谓投影法，是指（）通过（），向指定的（）投射，并在该面上得到图形的方法。
参考答案：光线；物体；投影面
He claimed _____ in the supermarket when he was doing shopping yesterday. [ ]
A to be treated,badly
B. to have treated badly
C. to treat badly
D to have been badly treated
治疗三叉神经痛应首选
A．索米痛片
B．地西泮
C．阿司匹林
D．卡马西平
E．苯妥英钠
