The Internet is useful; I use it 2-3 hours daily. My parents don't restrict my online time. However, due to vision issues, my eye doctor advised against more than 3 hours of screen time daily, and I try to follow this advice.

The conference chair will decide whether your paper can be accepted or not. The conference chair will decide whether they can accept your paper or not. It will be hung on in the conference center. It will be hanged in the conference center.

Choose the correct variant: If you ______ me a favor with the delivery, I wouldn't have confused the address details. have done had do have doing had done

Put questions to the italicized words.

7. Everybody will be listening to the speaker very attentively during that meeting.