Nobody knows when the stone bridge ___ , because there is no record about it.A. has built B. was built C. built
-----Why does Tony look so today ? ----She’s won the first prize in he English contest .
----Do you know a has just opened in our neighborhood? ---Sure ,I’ve enjoyed delicious food there.
The earthquake happened an ordinary morning.
There are people in the park on the National Day.
I can’t find my pen.Could you help______ find it ?