【单选题】Hi, welcome back! Have a nice trip?()
A.
Oh, fantastic! Fresh air, and
B.
Come on, I've got lots of fun
C.
By the way, I don't like Saturdays
D.
Well, I'll look forward to your phone call sunshine every day
【单选题】某女,40岁,心慌气短10余年,2天前突然咯血,量约150ml,呈鲜红色混有泡沫,既往有关节肿痛病史,体检面色轻度发绀,心率86次/分,心尖部闻及舒张期隆隆杂音,肝脾未及。心电图p波呈双峰状,应首先考虑的疾病是
【单选题】下列Python程序的运行结果是:s1 = set( ['a', 'a', 'c', 'd', 'c', 'd'] )print(s1)注:集合中的元素是无序的。
B.
{'a', 'a', 'c', 'd', 'c', 'd'}
【单选题】-Hi, welcome back! ______ to the Grand Canyon?
A.
mazing. The Canyon was truly a masterpiece. I love the view!
C.
What about taking a trip?
E.
What was your favorite trip
【单选题】一Hi,welcome back!Had a nice trip? 一_____
A.
Oh,fantastic!Fresh air,and sunshine every day.
B.
Come on.I’ve got lots of fun.
C.
By the way,I don’t like Saturdays .
D.
Well,I'll look forward to your phone call.
【简答题】APP营销的主要特点是低成本、高精准、 、易传播和强黏性。
【单选题】字长为7位的无符号二进制整数能表示的十进制整数
【简答题】根据材料的主要性能作如下四个基本假设 ___________ 、 ___________ 、 ___________ 、 ___________ 。