南北美洲地形的相同点是[ ]
A．都分为三大南北纵列带
B．地势均为北高南低
C．西部都有高大的山脉
D．平原、高原相间排列分布
答案：C
电阻焊焊件与电极之间的接触电阻对电阻焊过程是有利的。( )
Tina is an English girl. She is twelve. She is in Class 8, Grade 7. She and I are in the same class. Her telephone number is（010）8256-4325. We are good friends. Her English is good, and she can help me.
根据短文内容判断正（A）误（B）。（10分）
小题1:Tina is from Canada.
小题1:
小题2:Tina is 12.
小题2:
小题3:I’m in Class 7, Grade 8.
小题3:
小题4:My English is good.
小题4:
小题5:Her telephone number is（010）8256—4325.
小题5:
