What's the question?

These scientists have completed their experiments.

• What these scientists completed?

• What have these scientists completed?

• What have completed these scientists?

• What these scientists have completed?

They learn German.

• What language they learn?

• What language did they learn?

• What language do they learn?

• What language learn they?

The car belongs to Michael.

• Does the car belongs to Michael?

• Do the car belongs to Michael?

• Does the car belong to Michael?

• Belongs the car to Michael?

She likes reading.

• What she likes?

• What does she likes?

• What does she like?

• What do she like?

It often rains in autumn.

• It often rains in autumn?

• Does it often rains in autumn?

• Does it often rain in autumn?

• Do it often rains in autumn?

The sun shines brightly in summer.

• The sun shines brightly in summer?

• Is the sun shining brightly in summer?

• Does the sun shine brightly in summer?

• Does the sun shines brightly in summer?

She made two mistakes in the test.

• How many mistakes she made in the test?

• How many mistakes made she in the test?

• How many mistakes did she make in the test?

• How many mistakes did made she in the test?

She comes from Scotland.

• Does she comes from Scotland?

• Do she come from Scotland?

• Does she come from Scotland?

• She comes from Scotland?

The girl asked questions about everything she saw.

• Did the girl ask questions about everything she saw?

• Did the girl asked questions about everything she saw?

• Does the girl ask questions about everything she saw?

• Asked the girl questions about everything she saw?

Laws tell people what they must do and what they mustn't do.

• What laws tell people?

• What people tell laws?

• What do people tell laws?

• What do laws tell people?