1、 3.1b 1 a monkey2 a zebra3 a snake4 an elephant5 a hippo6 a lion1 a monkey2 a zebra3 a snake4 an elephant5 a hippo6 a lion 3.2b 1 How many zebras are thereThere are eleven zebras.2 How many tigers are thereThere are thirteen tigers.3 How many elephants are thereThere are nineteen elephants.4 How man
2、y monkeys are thereThere are twelve monkeys.5 How many snakes are thereThere are fifteen snakes.6 How many hippos are thereThere are twenty hippos.1 How many zebras are thereThere are eleven zebras.2 How many tigers are thereThere are thirteen tigers.3 How many elephants are thereThere are nineteen
3、elephants.4 How many monkeys are thereThere are twelve monkeys.5 How many snakes are thereThere are fifteen snakes.6 How many hippos are thereThere are twenty hippos. 3.3b 1 How many dogs are thereThere is one dog.2 How many cats are thereThere are three cats.3 How many hamsters are thereThere are two hamsters.4 How many turtles are thereThere is one turtle.1 How many dogs are thereThere is one dog.2 How many cats are thereThere are three cats.3 How many hamsters are thereThere are two hamsters.4 How many turtles are thereThere is one turtle.