effort可数吗文库

The project has demanded considerable investment of time and effort.

该项目已让我们投入了相当多的'时间和精力。

We need to make a concerted effort to finish on time.

我们需要通力合作才能按时完成。

The local clubs are making every effort to interest more young people.

地方俱乐部正在尽一切努力来吸引更多的年轻人。

She made a visible effort to control her anger.

看得出她竭力控制自己不发火。

They have not made any effort to integrate with the local community.

他们完全没有尝试融入本地社区。