The movement of animals and plants can also be from _________ to _________ besides that from Asia to America.

A．Go to the Smith’s party.
B．Mail an invitation to the Smiths.
C．Have a party for the Smiths.
D．Ask the Smiths to tell her where they liv

A．He is too busy to go along.
B．He must hand in a full report on the museum.
C．He has to wash his hands first.
D．He has already seen the whole museum.