下列各项中，属于辅助生产成本的分配方法的有( )。 A．直接分配法 B．计划分配法

根据句子意思及汉语提示，写出所缺的单词。

Dear Toby,

     It’s a      1_   （好的) Saturday morning.I’m writing a letter to you.I find a new job as an English teacher in Japan. In Japan,the three most popular ways of      2_    ( 到达)to school are bus,train and subways. The students made much noise       3_   ( 直到) the teacher came into the classroom.They have dreams. Some want to be actors or players,others want to be      4_    ( 艺术家).I think Mark is the best student in my class. Young      5_    ( 虽然) he is, he is quiote experienced. He does morning      6_    ( 运动) every day. His mother is one of the     _7_  ( 富有的)woman.What about you? Did you      8_    ( 旅行) the United Kingdom? I can’t hear it clearly.Please speak      9 _   ( 大声).Oh,It’s raining outside. So I have to      10_    ( 带来)umbrella.

                                                                                                                                                  Yours,

                                                                                                                                                  Crystal

甲、乙两工程队同时从相距792米的两地相向修一条水渠。甲队平均每天修23.5米，乙队平均每天修24.5米。经过16天这条水渠能修好吗？

由《金匮要略》枳术汤化裁为枳术丸(张元素)属于

A．剂型更换的变化
B．药量增减和剂型更换变化的联合运用
C．药味加减和剂型更换变化的联合运用
D．药味加减和药量增减变化的联合运用
E．药味加减、药量增减和剂型更换变化的联合运用

立式金钢石镗床使用时，主轴快速上下与主轴回转互锁，二者（）同时进行。

A、可以

B、不能

C、协调

D、必须

（）、（）、（）、（）、磷酸氢盐、硅酸盐、硅酸氢盐、亚硫酸盐、腐植酸盐和氨等，都是水中常见的碱性物质。