情景交际从右栏中选出左栏的正确应答语。

①How do you spell “map”?____  A. Yes, I am.

②Please give me the book.____    B. M-A-P, map.

③Let me help you!____      C. Here you are.

④Are you Jane? ____      D. I am a teacher.

⑤What do you do? ____    E. Thank you.

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.____ 

如图是甲、乙两导体的电流与电压的关系图象，由图可知甲的电阻是____Ω．若将甲和乙并联接在电路中，通过它们的电流之比I_甲：I_乙=____．