A:④①③②⑥⑤
B:③②①⑤④⑥
C:④①②③⑥⑤
D:⑤④③①②⑥
探究“比较不同物质的吸热能力”时,同学们用酒精灯同时开始均匀加热质量和初温都相等的沙子和水,装置如图.下列说法正确的是()
— Does Mr. Li know giraffes?
— Yes, .
竖式运算正确的是哪个?
①____ What's your friend's name? A.Yes, she is.
②____ Does she have long hair? B.Yes, they are.
③____ Are they good friends? C.He's short.
④____ Is your brother tall or short? D.Yes, she does.
⑤____ Is she thin? E.Liu Tong.