3.In nine of the sentences find one grammar error and correct it. Put a next to the correct sentence.1.A Moon takes a month to go round the Earth.2. The IT specialists earn good salaries.3.What's a name of the inventor who visited our schoollast week?4.My mum is a microbiologist and she works for acompany which manufactures vaccines.5.That's least comfortable car I have ever sat in.6.This is a third time I have been to this museum.7. Students who took part in the survey are all 18.8.How big is the Saturn?9.Alexander Bell invented telephone at the age of 29.10.Most of today's home appliances were invented in20th century.​