[解析]
10.A 11.C 12.B 13.C
M:Hi,are you a new student here?
W:Yes,I'm new here.I just want to join some clubs on campus.
M:Me too.I want to join the math club or the sports club.What about you?
W:I want to join the language club.What languages can you speak?
M:I know German and a little bit of Spanish,English and Japanese.
W:Oh,awesome.I just know Chinese and English.How did you learn English?
M:I took classes at school.How about you?
W:I taught myself.
M:Oh,really?Cool!How did you do that?
W:I started by studying vocabulary,and then simple phrases.
M:So,your English is very well.
W:Yeah.I began to study it when I was a child.
M:They say it's easier to learn a foreign language when you are a child.
W:I agree with that.It gets harder as you get older.
M:I've got to go.See you this afternoon in the classroom.
W:See you then.