The critical path is the shortest path from the source point to the end point.
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There is no node of degree 1 in huffman tree.
In a binary sort tree, new nodes are inserted as always leaf nodes.
Can you tell me how to ____________an invitation without hurting people’s feeling?
A. accept
B. say yes
C. decline
D. say no
Nancy:Would you like to join me for dinner? Windy:__________you for ___________ me. I’d love to, but…
A. Thank…invite
B. Thanks…invite
C. Thanks…inviting
D. Thank…inviting