--Do you think it will be cool tomorrow?
-- .It has been too hot for a week.
A:So it is
B:I'm afraid so
C:I hope so
D:Of course not
美苏之间冷战开始的标志是( )
在等比数列{an}中,若a1a2a3=2,a2a3a4=16,则公比q= ( )
根据汉语意思写单词。