122. Inflation is having a disastrous _________on the economy

What I want to say is that our class won’t be able to finish the work unless we________each other.[ ]

It’s very nice _________ you ________ me with my English.

The construction project 　　　　has been ordered to stop because it caused a lot of noise affecting the life of many citizens.

During lunchtime, we always have fun_____ each other.