I am thinking about it!
Right
The scientists have been identifying a new species of animal in the rainforest of Borneo.
The scientists have identified a new species of animal in the rainforest of Borneo.
We ( hold) a science fair next weekend. There will be displays of student's work, and a guest star.
We are holding a science fair next weekend. There will be displays of student's work, and a guest star.
Which tenses do we use to narrate a story?
Past Simple, Past Continuous, past perfect and past perfect Continuous
Look at the clouds! It will be raining this time tomorrow.
Look at the clouds! It is going to rain.
I was looking great when I saw him.
Wrong
The bus arrive at 10.
The bus arrives at ten.
I promise I ( study ) harder.
I promise I will study harder.
Which tense do we use when an action has recently finished?
Present Perfect
It is 10 clock. I am really tired. I have worked for 8 hours.
It is 10 clock. I am really tired. I have been working for 8 hours.
He stayed in China since 2015
Wrong
He has stayed in China since 2015
I had lunch, after I went swimming.
I had lunch, after I had gone swimming.
Two climbers stopped to rest. They ( climb ) for hours and were exhausted.
Two climbers stopped to rest. They had been climbing for hours and were exhausted.
To describe two events happening at the same time in the past
Past Continuous
This is a picture of me when I finished primary school. As you can see I had broken my leg and I was really sad.
Correct
By 2045 he will has retired.
Wrong
By 2045 he will have retired.
He has always been biting his nails when I talk!
He is always biting his nails when I talk!
When I ( check) the instructions, I understood what I ( do) wrong.
When I checked the instructions, I understood what I had done wrong.
to talk about an annoying habbit
Present Continuous
I was washing my hair when you called me.
correct
This time tomorrow I will play tennis.
This time tomorrow I will be playing tennis.
The soup is tasting delicious.
The soup tastes delicious.
I (wake) up in the middle of the night yesterday and ( turn) on the light. Something ( climb) in my window! It was really scary.
I woke up in the middle of the night yesterday and turned on the light. Something was climbing in my window! It was really scary.
to describe an activity in progress in the future, with a time reference like in ten years' time
Future Continuous
I rode a horse yesterday.