中国1号信令是一种随路信令方式,它包括线路信令和()。
A、用户信令;
B、公共信道信令;
C、记发器信令;
D、管理信令;
参考答案:C
单词拼写(注意所填词的正确形式)
小题1:As long as your suggestion is r____________, we’ll take it.
小题2:There were many job ___________(申请者)for the position, but in the end only two were hired.
小题3:A few _____________(反对意见) have to be dealt with before we can start the project.
小题4:G__________ speaking, a real friendship means not taking but giving.
小题5:The __________(大多数)of students think that they should be given more time to do sports after class.
小题6:I keep my reference books near my desk for _________ (方便).
小题7:Barack Obama was e___________ the first black president in American history.
小题8:The two bags d_________ in color --- one is red, the other black.
小题9:The packet of white p_________ the police found in his room turned out to be cocaine.
小题10:The ___________(步骤) of cloning animals is quite difficult to undertake.
“性价比”会影响乘客的选择,这主要是 [ ]
A.从众心理引发的消费
B.求异心理引发的消费
C.攀比心理引发的消费
D.求实心理引发的消费