This program _______in 1980, and so far __________thousands of oversees Chinese students to China to look for their roots
It takes me two hoursmy homework every day.
I often saw the boysin the river.
This math question is too difficult. Can you help me?
Mr. Black asks the kids ________ in the river, because it’s too dangerous.
He is very angry with his mother, because his mother alwayshim with the best student.