问题  |
答案 |
Einstein has been the author of many modern theories in physics. present perfect is wrong here 开始学习
|
|
Einstein was the author of many modern theories in physics. Einstein is gone, his life is the past - you need past simple to talk about finished actions in the past.
|
|
|
How many times did you drink Bloody Mary? past simple is wrong here 开始学习
|
|
How many times have you drunk Bloody Mary? This is a question about your life experiences - you need present perfect to talk about what you have and haven't experienced so far and how many times.
|
|
|
How many foreign countries have you visited last year? present perfect is wrong here 开始学习
|
|
How many foreign countries did you visit last year? Last year is finished - it's the past - that's why you need past simple.
|
|
|
Why didn’t you answer the phone when I called you yesterday? What did you do? past simple is wrong in the second question 开始学习
|
|
Why didn’t you answer the phone when I called you yesterday? What were you doing? Sb didn't answer the phone because they were in the middle of some activity (they were doing sth and they weren't finished) - you need past continuous to talk about sth you were in the middle of at some specific time (like when sb called you).
|
|
|
We work on a new project this month. It’s hard work. present simple is wrong in the first sentence 开始学习
|
|
We are working on a new project this month. It’s hard work. The work on the project isn't a routine - it's temporary - it'll finish soon. You need present continuous to talk about activities you're doing only temporary.
|
|
|
Hurry up! Our train will leave in 5 minutes! future simple is wrong here 开始学习
|
|
Hurry up! Our train leaves in 5 minutes! You need present simple to talk about things happening according to a fixed timetable - e.g. when talking about classes, trains, buses, cinema, TV, lunch breaks and so on.
|
|
|
I’m not going to meet him ever again! He’s such a jerk! "to be going to" is not the best choice here 开始学习
|
|
I won’t meet him ever again! He’s such a jerk! This is a decision and a promise - you need future simple when you tell sb your decision, promise or offer.
|
|
|
Ewa is always getting late. She’ll be late today too. 开始学习
|
|
Ewa is always getting late. She’s going to be late today too. We know Ewa is always late. As a result we can be almost 100% sure it's going to happen again - use "to be going to" when you're sure sth's gonna happen.
|
|
|
OH MY GOD! The boy is running towards the car. The car will run him over. 开始学习
|
|
OH MY GOD! The boy is running towards the car. The car is going to run him over. You can see sth is about to happen in a moment - everything you see or know tells you it's going to happen - that's why you need "to be going to" here.
|
|
|
Why are you breathing so hard? What did you do? past simple isn't the best choice in the second question 开始学习
|
|
Why are you breathing so hard? What have you been doing? You can see a result of sth that has just happened - you want to know where the result came from. To find out you always use present perfect continuous.
|
|
|
Tina and Tim have been married for 20 years but Tim’s got a new wife now. 开始学习
|
|
Tina and Tim were married for 20 years but Tim’s got a new wife now.
|
|
|
Before Liz went for lunch, she had an awful argument with her boss. 开始学习
|
|
Before Liz went for lunch, she had had an awful argument with her boss.
|
|
|
Hm, I think the weather is going to be perfect tomorrow. 开始学习
|
|
Hm, I think the weather will be perfect tomorrow.
|
|
|
You will must lose some weight if you want me to take you on a date. 开始学习
|
|
You will have to lose some weight if you want me to take you on a date.
|
|
|
If Zdzisiek had won the 30 million last weekend, he would hand in his notice. 开始学习
|
|
If Zdzisiek had won the 30 million last weekend, he would have handed in his notice.
|
|
|
If I were a rich man, I will give all my money away. Money is nothing but trouble! 开始学习
|
|
If I were a rich man, I would give all my money away. Money is nothing but trouble!
|
|
|
We will go for a walk unless it will rain. 开始学习
|
|
We will go for a walk unless it rains.
|
|
|
You had better don’t forget your girlfriend’s birthday or she’ll break up with you. 开始学习
|
|
You had better not forget your girlfriend’s birthday or she’ll break up with you.
|
|
|
|
开始学习
|
|
How about ordering a pizza?
|
|
|
