They're tag questions, aren't they?

Museum Visit
Make It Nicer
Giving Advice (with should, etc.)
Present Perfect
100

He's from Punjab, _______.

isn't he?

100

Another name for a microorganism is a _____

microbe

100

Please print this for me.

Could you please print this for me?

100

Your friend's rent is due soon and he doesn't have enough money.

He should borrow some money (etc)

100

(Asking about your experience)

Have you ever worked in a hospital? 

or

 Did you work in a hospital?

Have you ever worked in a hospital?

200

She won't be starting the course this year, _______. 

will she?

200

True or False: There are more microbes in your body than human cells.

True

200

What time is it?

Excuse me, do you know what time it is?

200

I think I left my wallet on the train.

You should call Lost Property at Metro Trains.

200

Have you ever visited the Taj Mahal?

or 

Did you ever visit the Taj Mahal?

Have you ever visited the Taj Mahal?

300

He really shouldn't drink so much,

should he?

300

What is the name of the nerve that connects the gut and the brain?

The vagus nerve

300

Where is the train station?

Excuse me, do you know where the train station is?

300

Your friend is a heavy smoker, even though he has asthma.

He should quit smoking/He should try to quit./He should cut down.

300

I have worked in India five years ago

or

I worked in India five years ago

I worked in India five years ago.

400

There's no way of knowing what will happen,

is there?

400

True or false: Children under the age of four who have pets are more likely to develop allergies and asthma.

False.

400

What time does the train leave?

Could you tell me what time the train leaves?

Do you know what time the train leaves?

400

I don't think I'll be able to finish the assignment on time.

You should ask the lecturer for an extension.

400

Have you ever met anyone famous?

or

Did you meet anyone famous?

Have you ever met anyone famous?

500

You wouldn't do that if you knew what you knew now, 

would you?

500

'______biotics is the name given to microbes (and microbe-enhancing prebiotics) which benefit your mental health.'

Psychobiotics

500

Is there a supermarket near here?

Do you know if there's a supermarket near here?

500

My class starts in 10 minutes and the classroom is two kilometers away.

You need to hurry!

500

I met Sachin Tendulkar last year.

or

I have met Sachin Tendulkar last year.

I met Sachin Tendulkar last year.