The old town has narrow streets and small houses _______ are built close to each other .

Green is the color of _______ nature. And you canenjoy the colorful rainbow in _______ sky after the rain.

I watched ______ film Let thebullet fly with my friend last night. —Oh, really? It’s really ______interesting one.

ing worked out the program, ________ leave the office.

If you let pressure benefit ______ upset you, much more can be accomplished than you thought possible[ ]