第二部分选择填空(共20小题;每小题1分,满分20分)21.—Have you seen _______ pen? I left it here this morning.—Is it _______ black one? I think I saw it somewhere.
. Thomas Edison considered genius to be _____ one per cent inspiration and ninety-nine percent perspiration.
A completely new situation is likely to _____ when the school leaving age is raised to 16.
High interest rates _____ people from borrowing money.
They always kept on good _____ with their next-door neighbors for the children's sake.
. People who live in a small village are bound to see a good _____ of each other.