15. ---Do you know the girl in red? ---She seems to ______ me at last month’s party. But I’m not sure.
Of the two brothers, Bill is ____ younger one, and he is a quiet boy, _____ that most adults like very much.
Great changes have taken place in that school. It is no longer ______ it was 20 years ago, _____ it was so poorly equipped.
There must have been a large number of tourists in Sanya during the past Spring Festival, __________?
he newly-discovered star was named _____ a Chinese astronomer ________his contributions to astronomy.
Time is pressing.You cannot start your task _____ soon.