________hehasmanyfriends,heisoftenfeelinglonely.
C
状语从句的从属连词的选取。
______ is recognized as the national flag-carrier.
The policeman came up to the lonely house with the door _______, _______ there for a while and then entered it.
The visiting minister expressed his satisfaction with the talks, ________ that he had enjoyed his stay here.
_______ he goes, she will go, and she never cares _______ happens.
The government called out policemen to suppress the riot.
道机联控呼叫标标牌底边距离露肩地面高度不少于()。
操作系统中,文件系统的主要目标是( )。
下面是关于Windows98文件的叙述,错误的是__。
SQL语言的数据操纵语句包括SELECT、INSERT、UPDATE和DELETE等,其中最重要的,也是使用最频繁的语句是
业余无线电台专用无线电发射设备的重要特征是:()
备用设备至少( )检修一次,轮休周期与运用设备相同,并经常保持良好状态。
在Windows98的"资源管理器"窗口中,如果想一次选定多个分散的文件或文件夹,正确的操作是__。
申请设置业余无线电台应当具备的条件有:()
微软公司的Microsoft Office属于应用软件中的_____。
扩音转换机使用电源为( ) 。