Scientistsfrom a Londonuniversitysay we clean ourteeththewrongway.Researchersfoundthatdifferentdentistsgive us differentadvice.Theresearcherslooked at advice in dentaltextbooks,toothpasteinstructionsanddentalclinics.Theyfoundfivebasicways of tooth-brushingandsaidall of themwereincorrect. Most of themethodsinvolvemovingthetoothbrushalongtheteeth,usingsmallcircularmovements.Theresearcherssaid we shouldstopdoingthis.Theysaid we shoulduse a backwardsandforwardsmovementinstead.
Theleadauthor of thestudy is a professor of dentalpublichealth. He said we needgoodinformation on thebestway to brushourteeth. The research suggests notbrushingteethmorethantwice a day.Thisdamagestheenamel on theteeth. We shouldbrushfor no longerthanthreeminuteseachtime. We shouldn'tusetoomuchpressureandbrushourteethtoohard.Researchersalsosaid we shouldn'tcleanourteethimmediatelyaftereating.This is whenstrongacid in yourmouthcandamageteeth. We shouldalsocleanourtonguebecause it has a lot of bacteria.
Answer the following questions:
Is the information TRUE, FALSE or NOT GIVEN?
Match the words and the translation.
Read about the Present Simple and choose the proper form of the verb.
Fill in the gaps with the proper form of the verb using the Present Simple.