_青岛成考网

Work hard, （ ） you'll have a big success.

• A、and
• B、but
• C、or
• D、unless

R: Hi, Julia. We are going to have a party on New Year's Eve.        51（ ）        

J: Yes, I'd love to.        52  （ ）      

R: At the Student Center. It will be the biggest party this year.

J:Oh,       53（ ）        Anything I can do?

R:Yes,       54 （ ）       

J: Why not? I've just learnt a Chinese song.

R: I can't wait any longer!       55 （ ）       

J:See you.

The telephone （ ） by Alexander Graham Bell in 1875.

• A、invented
• B、was invented
• C、is invented
• D、invents