Seven ___ teachers and students plant ____trees in spring every year.

How often do I need to feed the fish －They food every day, or they will be hungry.

His photos appeared ______ in national famous magazine at that time

This memorial hall ______late in the 1930s in memory of this famous writer

a showed me the way with a candle. When she opened the side entrance, the_______ of the daylight quite confused me.