中药煎煮前宜先浸泡()
A.10~15分钟
B.15~20分钟
C.20~25分钟
D.20~30分钟
E.30~35分钟
参考答案:D
单词拼写
1. Difficulties will a ___as we do the work.
2. P____,I prefer to go to Beijing for my holiday.
3. Before going to school, all the children are given an ( 智力) test.
4.I haven't ____ ( 计算)the result of the maths problem.
5. Life ____ ( 完全地)changed when I went to college.
控制项目目标最重要的措施是( )。
A.管理措施
B.组织措施
C.技术措施
D.经济措施