______ Mr. Li is now waiting for you on ______ first floor.
If a shop has chairs _______ women can park their men,women will spend more time in the shop.
There were dirty marks on her trousers _______ she had wiped her hands.
He was educated at a local grammar school, _______ he went on to Cambridge.
Just like a voyage at sea,our life journey, _______ days are limited,is full of difficulties.
Mark was a student at this university from 1999 to 2003, _______ he studied very hard and was made Chairman of the Students Union.