At Gate 12, Grace______.A．was glad to meet some old friendsB．felt sorry for having disturb

__________ as it was at such a time,

“Who was that at the door？”“ __________ was a man selling house insurance．”A.ItB.

At first _______ I thought it was a dog but I was mistaken.A. impressionB. glanceC. as

I worked _____12 last night. Of course, _____then I was really tired.A. till, afterB. at

Grace was overwhelmed by the desire to drink, ______.A．so she quickly went back homeB．even

Do you know the singer and dancer who ______ at the gate?A.is standingB.are standingC.is s