—That's quite a long time. There must be too many people waiting in line.
A：took
B：to take
C：take
D：taking
“慈母手中线，身上游子衣。临行密密缝，意恐迟迟归。谁言寸草心，报得三春晖。”这首诗说明了（ ）
①父母对子女的爱是世界上最无私、最真挚的爱 ②孝敬父母是长大以后的事情
③对父母的养育之恩我们只有以爱和孝敬来回报 ④不孝敬父母是违法的
A: How ____ (heavy/height) are you? B: I'm 38 kilograms.
7－1=____
