4 Choose the correct answer. 1 Do we use plurals when there is only one thing? yes / no 2 Do we use plurals when we think of things as a group? yes / no / both 3 Which is correct? He's got a sheep. / He's got sheep. / both 4 Do we use a and an with specific singular nouns? yes / no 5 Do we use the with plural nouns when we are talking generally? yes / no 6 Which is correct? Today is 15th April. / Today is the 15th April. / both