It _____ last week that the haze(雾霾)in Beijing caused many problems.

Peter, do you know who _______ my dictionary?- Sorry, I don’t know. I _______ it.

Linda is kind girl. Everyone in our class likes her

I have never been to European countries. What about you? —_____. [ ]

Is your brother afraid _____ the dark? —Yes. He goes to sleep _____ the bedroom light on.[ ]