【单选题】The vehicle insurers say the lorries are complete ___ .
【单选题】冲击电钻电源线应采用铜芯橡皮护套软电缆,其截面积按载流量选择,但不小于()。对具有金属外壳者,应可靠接地。
【简答题】You should cut out unnecessary words when you write an article.
【单选题】I’ll ()my lawyer to write out the agreement.
【单选题】I can't write on. I have _____ ink(墨水). [ ]
【简答题】Write the hydrogen isotopes symbols and Chinese name, and points out that the hydrogen bonding characteristic.
【判断题】技术的发展如果没有企业组织形式的变革作为保证,其潜在的效率就不能得到充分发挥。( )