美发服务项目中，漂发分为全部漂和（）两类。
A.片漂
B.线漂
C.段漂
D.局部漂
参考答案：D
I ____to go for a walk, but someone called and I couldn't get away.[ ]
A. was planning
B. has planned
C. had planned
D. would plan
晶闸管串联使用时，必须注意均流问题。（）
