On April 14, 2010, a serious earthquake happened in Yushu. More than 2,000 people ______ in it.
We will spend our winter holiday in Shanghai, but we haven’t decided _______.
David visited lots of ________ in the world.
--________ has your grandpa lived here? – Since last year.
I ________ a book two days ago. I ________ it for two days.
The English test is difficult ________ interesting.