In spite of these unexpected difficulties，those scientists________to carry out their experiments on the lonely island.Their findings were helpful to science.
A．arranged B．managed
C．offered D．demanded
In spite of these unexpected difficulties，those scientists________to carry out their experiments on the lonely island.Their findings were helpful to science.
A．arranged B．managed
C．offered D．demanded
B 句意：虽然有意想不到的困难，但是那些科学家们还是设法完成了孤岛上的实验。根据句意，B正确，manage to do sth.“设法成功做了某事”。arrange“安排”；offer“提供”；demand“要求”。