题目内容：

从所给的六个单词中选出五个补全对话。(共5小题，每小题1分)

A. tell      B. new    C. Hobby    D. subject      E. friendly     F. how

A: Hello! I'm Bob. What's your name?

B: Tommy. Nice to meet you.

A: Nice to meet you, too. Are you a 1.______student?

B: Yes, I am new here. Can you 2.______ me something about our class?

A: You are lucky, because all the teachers and classmates are very 3.________What's your favorite 4.______?

B: English and math. By the way, 5._______ many students are there in our class?

A: 47 before, but now 48. Welcome to our class!

B: Thanks a lot.