信息发送者比较满意双向沟通,而接受者比较满意单向沟通。
参考答案:错
Smoking is not allowed in the workplace because the air must be ____________. [ ]
A. keep clean
B. kept cleaning
C. kept clean
D. kept to clean
读图,回答下列问题:
(1)A地各月气温都在______℃以上,气温年较差最______,属于______带.
(2)B地七月气温约在______℃,一月气温约为______℃,气温年较差为______℃.
(3)A、B、C三地都位于______半球.(南半球或北半球)