1.A:Where is Anne?B:She ________the teachers'office.( )

1.A:Where is Anne?B:She ________the teachers'office.( )
A.has been to.B.has gone to.C.is gone to.D.is been in
2.A:Have you ever _____ to Seaview Island?B:Yes,twice.( )
A.gone B.arrived C.visited D.been
3.Perhaps there will be ______traffic jams in the future.( )
A.fewer B.few C.little D.less
4.In facts ,the tower was already learning ______they were building it.( )
A.before B.after C.until D.while
5.I like cooking food.(保持原意）
I________ _________ _________cooking food.