若a:b=3:5,则a=3,b=5。[ ]
错误
△ABC≌△DEF,且△ABC的周长为100 cm,A、B分别与D、E对应,且AB =35 cm,DF= 30 cm,则EF的长为 [ ]
A. 35 cm
B.30 cm
C.45 cm
D.55 cm
Why don't you bring _____ to your teacher's attention that you are eager to have the chance? [ ]
A. it
B. that
C. this
D. 不填