I WAS AT THE GREENGROCER'S.变为一般疑问句
WERE YOU YIN THE COUNTRY LAST WEEK?变为否定句.
WE ARE GOING TO SPEND A WEEK IN THE COUNTRY.变成一般疑问句
WAS HE ABSENT FROM SCHOOL LAST WEEK?变成否定句
HE IS VERY WELL TODAY.针对VERY WELL提问