投资本金20万元,在年复利5.5%情况下,大约需要( )年可使本金达到40万元。
A.14.4
B.13.09
C.13.5
D.14.21
参考答案:B
补全对话。
A: Hi, Sam! Come here, Let’s 1 basketball.
B: 2 , I can’t.
A: What are you 3 now?
B: I am 4 my homework. Go and 5 David.
A: Thank you. 6 is he?
B: He is 7 home.
A: Is David in?
C: Yes, come 8 , please.
A: David, 9 you like to go and play basketball 10 us?
C: Certainly! Please sit here. Just a minute. Let’s go.
一般感染,在体温正常、症状消失后,停用抗菌药的时间为()
A.1~2天
B.2~3天
C.3~4天
D.4~5天
E.5天以上