I had never taken part at any competitions before I started playing tennis.

I have never taken part at any competitions before I started playing tennis.

I had never taken part in any competitions before I started playing tennis.

The bus arriving at 10 a.m.

The bus arrives at 10 a.m.

The bus is arrive at 10 a.m.

They had done push-ups by the time I came.

They had did push-ups by the time I came.

The had did push-ups by the time I had came.

I’m sorry, I can’t help. I have too many tasks to do now.

I’m sorry, I can’t help. I have too much task to do now.

I’m sorry, I can’t help. I have to many tasks to do now.

Does he comes across to be a serious person?

Does he come across as serious person?

Does he come across as a serious person?

It’s necessary warming up before the training.

It’s necessary to warm up before the training.

It’s necessary warm up before the training.

If you stick for a healthy diet, you can’t munch up sweets.

If you stick to a healthy diet, you can’t munch on sweets.

If you stick to a healthy diet, you can’t munch down sweets.

You ALWAYS steal my shrimps from the fridge!

You are ALWAYS stealing my shrimps from the fridge!

You are ALWAYS steal my shrimps from the fridge!