"The ground is wet." "Yes, didn't you know? ______for the last 20 minutes."
I feel it is your husband who _______ for the spoiled child.
________to sunlight for too much time will do harm to one's skin.
--Shall we go to visit Uncle Lee this weekend? --_________. I wonder whether I will be free that day.
No one is allowed ______ in the classroom.
The rice made _____ possible to produce one-third more of the crop in the same field.