A.to
B.of
C.with
D.for
第1题:
A.don't
B.can't
C.couldn't
D.didn't
第2题:
If any beasts comes at you, I()stay with you and help you.
A、am going to
B、will
C、can
第3题:
第4题:
— Jane, I’m coming to say good-bye. I’m leaving tomorrow.\n— _______
A.I’m sorry.
B.Oh, no. Why?
C.Go slowly.
D.Why soon? Can’t you stay a few days longer?
第5题:
—You are confident about the job interview, aren’t you? —_____. I’m well prepared and feel I’ve got everything they need.
A. suer, I am B. It’s hard to say
C. I hope so D. Well, maybe
第6题:
分析下列程序的上界O和下界W。 for (i = 1; i < n; i++) key= a[i]; int j=i-1 while(j>=0 && a[j]>key ) a[j+1]=a[j] j- - a[j+1]=key 该程序时间复杂度的上界是O(____)、下界是W(_____)。