资料:Elizabeth Blackwell was born in England in 1821, and moved to New York City when she was ten years old. One day she decided that she wanted to become a doctor. That was nearly impossible for a woman in the middle of the nineteenth century.After writing
资料:Elizabeth Blackwell was born in England in 1821, and moved to New York City when she was ten years old. One day she decided that she wanted to become a doctor. That was nearly impossible for a woman in the middle of the nineteenth century.After writin
How quickly they accomplish this transfer depends not only on how soon the ants agree on the best available site but also on how quickly they can _____there.
How quickly they accomplish this transfer depends not only on how soon the ants agree on the best available site but also on how quickly they can _____there.A.stay
B.migrate
C.choose
D.prefer