单项选择题
A．the situation was nothing to be concerned about B．Soufriere is still an active volcano C．crater lakes are easy to hike to D．Soufriere is a dead volcano
A．make you think of summer B．help you visualize the cells C．show how rubber is elastic D．show how many shapes cells can have
A．treated black cats with respect B．treated black cats badly C．were witches if they had black cats D．thought black cats were beautiful