新人教版高中英语必修第一册必修一1 Welcome Unit12345第一...

confidence(in)

confident(of)

teenager青少年（n.）teenage青少年的(adj.)

ballet芭蕾舞(n.)

debate辩论(v.)

prefer(doing)to(doing)

prefer(todo) rather than(do)

would rather do than do

to是介词，介词后面是加（n.）/(v.doing)