如图,在△ABC中,D是BC的中点,DE⊥BC交AC与E,已知AD=AB,连接BE交AD于F,下列结论:①BE=CE;②∠CAD=∠ABE;③AF=DF;④S△ABF=3S△DEF;⑤△DEF∽△DAE,其中正确的有( )个.
A:5
B:4
C:3
D:2
根据下列句子及所给的汉语注释,在句子空缺处写出各单词的正确形式⑴I don't want to ____ (争吵). Let's forget it.⑵The old man doesn't want to go out ____ .(单独地)⑶I think that we should make a ____ (决定) as soon as possible?⑷Can you ____ (想象) the life in the future.⑸It's ____ (令人惊异的) that there are 18 robots working in the restaurant.⑹Jenny's mother was a great ____ (影响) on her.⑺I have two____ (票) to the movie..
His sister is _______ young _______ look after herself.
树有根,根是树木的基础。之所以把宪法比作根,是因为同普通法律相比,宪法规定( )
①国家的根本制度和根本任务 ②公民的基本权力和义务
③国家机构及其组织与活动原则以及国家标志 ④刑罚的种类