【单选题】(2017年上半年试题2)计算机软件有系统软件和应用软件,下列( )属于应用软件。
【简答题】They ( read ) books in the library now.
【单选题】They see you as something of a worrier,_______ problems which don’t exist and crossing bridges lon
A.
3.They see you as something of a worrier,_______ problems which don’t exist and crossing bridges long before you come to them. A.settling
【简答题】They are very______(friend).
【单选题】If there were fewer management staff, more work ().
【单选题】They met ___an accident on their way back.
【单选题】测定大气中悬浮颗粒物滤膜重量的天平,对于中流量采样滤膜,称量范围≥10g,感量0.1mg,再现性≤ mg。()