285. In the hotel semi-skilled workers include chambermaids (客房女服务员) and______ or waitress, who must have training for their particular duties.
"How many elephants did you see?" "_____".
I remember _____ word he said that day.
One of the students hasn't prepared _____ lessons very well.
His attitude to us is _____ of a comrade.
He was ill. _____ is why he didn't attend the meeting.