very important

[shibli]

Complement of Do should be non-count noun

Do an assignment
Do business with
Do the dishes
Do one’s duty
Do one’s wok
Do someone’s a favor
Do homework
Do the laundry
Do a paper
Do a job

Complement of Make is derived from verb
Make advances in
Make an attempt
Make a comparison
Make a contribution
Make a decision
Make a distinction
Make a forecast
Make a law
Make a point
Make an investment
Make a plan
Make prediction
Make profit
Make promise
Make an office
Make a suggestion
Make sound
Make noise
Make discovery

[shibli]

Embedded Questions

We haven’t ascertained where the meeting will take place. (Where will the meeting take place is incorrect)

The authority can't figure out why the plane landed at airport.  (Why did the plane land is incorrect)

My son does not care how much the car costs. (how much does the car cost is incorrect)

Do you know where he went?  (Where did he go is incorrect)

Could you tell me what time it is?  (what time is it is incorrect)

[Arif]

Thanks...

[tanbir]

thank you sir...........your enthusiasm for English and related post will be very helpful for all .........