It can be very__ and sometimes not very effective
To have meetings every week.

单选题

It can be very__ and sometimes not very effective To have meetings every week.

答案解析

单选题

It can be well predicted that these effects might spread to societies and regions______。

答案解析

单选题

Finding a job can be ___ and disappointing, and therefore it is important that you are prepared.

答案解析

单选题

（ ）functions with two layers of protocols.It Can connect networks of different speeds and can be adapted to an environment as it expands.

答案解析

多选题

According to the relationship between the purpose of translation and the source language in the form of language, it can be divided into ().

答案解析