如图1，平行四边形纸片ABCD的面积为120，AD=20，AB=18,沿两条对角线将四边形ABCD剪成甲、乙、丙、丁四个三角形纸片，将甲、丙拼成如图2所示的轴对称图形戊，则图形戊的两条对角线长度之和为（ ）
⑴Are you cold? ____
⑵Would you like some fruit? ____
⑶Do you like dumplings? ____
⑷What's your favourite food? ____
⑸What's on the table? ____
A. Dumplings.
B. Yes, I am.
C. My favourite food is meat.
D. Yes, please.
E. Yes, I do.
日本的海啸使当地的饮用水受污染，下列几个步骤能将河水转化为可饮用水：①化学沉降（用明矾）②消毒杀菌（用漂白粉）③自然沉降 ④加热煮沸以下处理。下列处理过程合理的是（ ）
