【单选题】有如下两个列表: st1 = [(2),(0),(1),(8) ] st2 = [(2,),(0,),(1,),(8,)] 那么,type(list1[0])和type(list2[0])分别是:
【单选题】Which of the following is not one of the points that the heading of a memo should cover?
A.
detailed discussion of the problem
B.
the person who wrote the memo
C.
the time when the memo was written
D.
the person(s) to who the memo has been sent
【单选题】— Can I eat the cake, Mum? — Yes, you can. ______ you must wash your hands first. [ ]
【单选题】You must wash your hands when preparing food, to ______ passing on disease to your family.
【单选题】遇有危重病人,急诊预检护士应立即通知( ) [单选题]