①____他们不应该过那样的生活____一整天____70元钱一口井____一直在瑞恩的脑子里转着____“我一定要为他们挖一口井____瑞恩下定了决心____
②面对瑞恩的请求____妈妈说____瑞恩____70元钱可不是小数目____得靠你自己去挣____瑞恩爽快地答应了____
阅读对话,判断正误,对的写“正确”错的写“错误”
Mingming: What are you doing, Lingling?
Lingling: I'm training. I'm going to do the high jump. What are you going to do for Sports Day?
Mingming: I'm going to run the 100 metres.
如图,在△ABC中,AB=AC,AD⊥BC,垂足为D,E是AC中点,若DE=2,则AB的长为____
阅读材料,运用所学知识,回答下列问题:
X
Y
W
Z
T