There is _____ “u” and______“n”in the word“around”.

____ a pen, two pencils and threebooks on the desk

thor of the article believes that it isthe test system, ______ teachers, that is responsible for the heavy burden of themiddle school students nowadays

What wine shall we prepare for the dinner?-You’d better think about it twice, because some guests are ___ about their wine．[ ]

The school _______ I visited the other day was not the one _______ I once studied