... are there ?S2: There are two . II. Practice : 3. chairs / six2. rulers / eight4. books / four S1: How many rulers are there ?S2: There are eight .S1: How many chairs are there ?S2: There ... There are six .S1: How many books are there ?S2: There are four .1. pens / two S1: How many pens are there ?S2: There are eight . Unit 10 The weatherPeriod : 53 Section B 1,2,3I. Listen ... d¹y : NguyÔn ThÞ Oanh Unit 10 The weatherPeriod : 53 Section B 1,2,3I. Listen and repeat : * Model sentences :Li Li : How many clouds are there ?Mai : There are seven .II. Practice :...