根据经纬网图,回答下列问题.
Betty arrives _______ London _______ the morning of June 1st.
埃博拉病毒在非洲的肆虐已经夺取了很多人的生命,在近代历史上曾导致非洲丧失大量人口的罪恶事件是( )
I'll go back home as soon as ____ ____.