你讲英语时,发音要准,否则人家就听不懂你的意思。

你讲英语时,发音要准,否则人家就听不懂你的意思。

查看答案

时间序列综合预测模型中,其变动有正有负,正负可以抵销,故均值为零,其影响消失的变动是( )

时间序列综合预测模型中,其变动有正有负,正负可以抵销,故均值为零,其影响消失的变动是( ) A.随机变动 B.循环变动 C.季节性变动 D.长期趋势

查看答案

Idecide to concentrate all my efforts ___ finding

Idecide to concentrate all my efforts ___ finding somewhere to live A.in B.at

查看答案

There was nothing special about this film — it was

There was nothing special about this film — it was only ______. A.particular

查看答案

The commander said that two________ would be sent

The commander said that two________ would be sent to the Iraqi front the next da

查看答案