U12-Q2

She wanted to know how the fingerprint scanner ___ on the device.

• works

• worked

• working

The engineer wondered why the machine ___ during the test.

• stops

• stopped

• stopping

He asked where the researchers ___ the samples.

• collect

• collected

• collecting

She asked when the team ___ the AI model.

• updates

• updated

• updating

The teacher asked how digital communication ___ students.

• helps

• helped

• helping

He wanted to know what materials ___ required for the project.

• are

• were

• is

They wondered why the software ___ errors during the operation.

• shows

• showed

• showing

She asked how the scientists ___ the new discovery.

• make

• made

• making

He wondered when the lab ___ ready for the next test.

• is

• was

• being

The professor asked where the students ___ the data for their research.

• find

• found

• finding