—Hello! Could I speak to Mr. Liu, please?—Sorry. He ___________ Sanya for a holiday.A. has gone to B. has been to C. went
The kid isn't old enough to go to school.
When a child realizes he should stand on his own feet, he has grown up.
Lucy met her mother in the park by chance.
Tom helped the teacher to hand out the test papers, didn’t he ?
—Who broke the window? — ______. A strong wind broke it last night.