问题 判断题 读一读，判断句子正(√)误(×)。( ) 1. There are donkeys. ( ) 2. There are two horses.( ) 3. These are lambs. ( ) 4. These are rabbits. ( ) 5. These are not goats. They are sheep. 答案 1-5 √ × × × √
There are donkeys. 
There are two horses.
These are lambs. 
These are rabbits. 
These are not goats. They are sheep. 
，凹面型，下颌第二乳磨牙残根。
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