自制设备的重置成本主要包括______ A．制造成本和相配比的期间费用 B．大型设备

知识价值是人类对事物的（）和经验的总和。

He was born _____ January 3rd, 2000.[ ]

A. at

B. on

C. in

D. for

用所给词的适当形式填空。

1. The children were _____ (excite) about opening their presents.

2. It is a _____ (complete) story.

3. He will _____ (challenge) me to play another ten- nis game tomorrow.

4. Could you please speak more _____ (slow)? I can't follow you.

5. He is _____ (regard) as the best writer nowadays.

心血管疾病不影响从事接尘工作。

油漆工在休息室内不得存放油漆和稀释剂，油漆和稀释剂必须设库存放，容器必须加盖。