Do you mind my opening the window—Don’t you see the willow catkins (柳絮)swimming about in the air

ionally, college students hold a graduation ceremony to encourage themselves before they on their life journey.

Mrs.Smith finds it hard to clear up the mess, as her children are always ________ whenever she tries to.

Battery-operated slippers are used ______ seeing inthe dark.

What was the weather like yesterday? — It was terrible It rained so ________ that people could _______ go out