The compaign was in full swing.

运动正值高潮中。

方面：

例：we accepted the item in principle.

我们在原则上接受了这个条款。

They are never backward in giving their views.

他们从来不怕发表自己的意见。

The backward area has achieved self-sufficient in grain.

这个落后的地区在粮食方面已能自给。

A good teacher must be an example in study.

一个好的教师必须是学习的模范。

方式：

例：All the speeches were taken down in shorthand.

所有报告都用速记记录下来了。

The Party has always educated us in the spirit of patriotism and internationalism.

党一贯以爱国主义和国际主义精神教育我们。

如下成语惯用in

例如：in all总计

in advance事前

in the meantime与此同时

in place适当地

in hopes of(或in the hope of)怀着……希望

in connection with和……有关

in contact with和……联系

in addition to除……以外

in case of倘若，万一

in conflict with和……冲突

in force有效的，大批

in depth彻底地

in regard to关于