下列说法中正确的个数是（　　）

（1）在同一平面内，a、b、c是直线，a∥b，b∥c，则a∥c             （2）在同一平面内，a、b、c是直线，a⊥b，b⊥c，则a⊥c

（3）在同一平面内，a、b、c是直线，a∥b，a⊥c，则b⊥c           （4）在同一平面内，a、b、c是直线，a⊥b，b⊥c，则a∥c．

改错题。句子中有一处是有错误的，把它找出来并改正。

①There are many people are playing basketball there.____ 
②Could you tell me the different between the two books.____ 
③It was my grandpa's eighty birthday yesterday._____ 
④Bady,it's very lazy for you to sleep late every morning.____ 
⑤I wrote an 800-word's composition yesterday.____ 
⑥The fish we caught is still living.____ 
⑦The Great Wall is one of the most famous building all over the world.____ 
⑧If Tom will study hard this term,he will catch up with his classmates.____