He has been working since 7:30 this morning. ______ he is so tired out.
The question is ________ we will have our sports meet next week.
Wang Ling is always the first one ________ at school in our class.
No one in the department but Tom and I _________ that the director is going to resign.
________ their teacher coming, the pupils pretended to be reading aloud.
Would you be so kind as to tell me _______ of the five policemen will be sent to Hong Kong?