China came up to the sixth place in the world _____ economic aggregate(经济总量)。
This company was the first _____ portable radios as well as cassette tape recorders in the world.
When a friend gave Tom a ticket he ________ to the game.
---How did you find your trip to America, John? ---_________.
The little kitty saw itself _____ in the water and felt puzzled.
The person sitting opposite _____ Mr.Smith is our new manager.