为了防止()和计划外()提高效益,有效手段是做好设备故障诊断工作。
参考答案:事故 ;停机
Dear Amy,
I have a problem and I’m writing ask you 1. ()
for an advice. This is a secret, so l don’t tell anybody else. 2. ()
My cousin and I used to getting along very well and 3. ()
we were good friend. We were planning to spend 4. ()
part of the winter holiday together, but now 5.()
I don’t think I want to invite her home. 6. ()
Recently I has discovered that he’s started to tell 7. ()
lies. When I told him this was wrong to tell lies, 8. ()
but he just laughed at me. The problem is, should I 9. ()
tell his parents or his teacher, or should I keep quietly. 10. ()
第(8)空应选择()
菊花具有而桑叶不具有的功效是
A.疏散风热B.清热解毒C.清肝明目D.凉血止血E.清肺润燥