— Li Fan won the first prize in the national physics competition. — I ________ he was the winner.
_______the Teachers’ Day ,the students are cleaning the classroom.
I need to get another dictionary, because cover is dirty and page is missing.
My book, The House of Hales, is missing. Who ________ have taken it?
The young couple, who returned my lost wallet, left _______ I could ask for their names.
We would rather our daughter ________ at home with us, but it is her choice, and she is not a child any longer.