The subway __________in our city, and I’m sure there will be fewer traffic jams in the future

Many trees ____ along the streets every year. So the air is very fresh now.

My _________brother is two years ________than me.

Thomas Edison invented _______ light bulb (灯泡)．He was _______ unusual man.

e dormitory, many students like to _______ pictures to make the room less bare.