Nowadays, such inconvenience can be avoided since the Internet never runs out of information. Students, however, do have to (4)______ sure that the information they find online is true. Teach

Nowadays, such inconvenience can be avoided since the Internet never runs out of information. Students, however, do have to (4)______ sure that the information they find online is true. Teachers have also benefited from the homework which is done on the Internet.