【单选题】The author tells us that to communicate effectively, we must understand ______.
A.
our audience and the situation we are in
B.
the target language and facial expressions
C.
both sign languages and verbal languages
D.
the most direct way to deliver a message
【判断题】“出口国检验,进口国复检”是外贸实践中最常见的检验权规定方法。 ( )
【单选题】国家标准中规定:硅酸盐水泥和普通硅酸盐水泥的初凝时间均要求( );硅酸盐水泥的终凝时间要求( );普通水泥的终凝时间( )。
A.
大于45min;不小于6.5h;不大于10h
B.
大于45min;不小于6.5h;不小于10h
C.
小于45min;不大于6.5h;不大于10h
D.
大于45min;不大于6.5h;不大于10h
【简答题】PPPoE 帧为什么要降低 MTU 大小?
【单选题】In our society, we must communicate with people. A great deal of communicating is performed on a person-to- person【C1】______ by the simple means of speech. If we travel in buses, we are likely to have...
【简答题】国家标准规定:硅酸盐水泥的初凝时间不小于 、终凝时间不大于 ;普通硅酸盐水泥的终凝不大于
【单选题】Only by practicing a lot _____ our English well enough to communicate with foreigners.
【单选题】Clearly, if we ______ in the class we must communicate with our classmates.
【简答题】液力变矩器位于发动机和()之间,以()为工作介质。
【单选题】国家标准规定,普通硅酸盐水泥的终凝时间( )