What _____ of the babies die of disease every year? asked Zhang Min’s father in a hurry.
—— I’m sorry the traffic is so heavy. —— Does that _____ why you are so late?
This memorial was built ______ those heroes who laid down their lives for the liberation of the black.
The news reporter hurried to the airport, only_________ the film stars had left .
Although there were so many people in the square, I could ______ my friend.
What worried the child most was ______ to visit his brother n hospital.