词汇运用:选择括号内恰当的单词填入空白处。使句子正确。(每小题1分,计5分)
What_______(a／an)exciting experience it is!
Please keep________ (quiet／quietly)in the library．
________(Stay／Staying)up late is bad for your health．
Miss Li always_________(provides／offers)US with love and help．
Disneyland is enjoyed by(million／millions)of people around the world．