Read and tick or cross. 阅读下面短文，判断对 (√)错(×) 。 There are ninety animals on my farm. There are ten cows, three dogs, two cats, fifteen sheep, ten goats, fourteen pigs, twenty chickens, ten ducks and six rabbits. The ducks can swim. The rabbits can hop. The dogs play and the chickens sing every day. I love my farm! (     )1. There are 90 animals. (     )2. There are 15 pigs. (     )3. The ducks can't swim. (     )4. The rabbits can hop. (     )5. The chickens can sing. (     )6. There are ten ducks.