Goodbye, Mr Carter---my secretary will ____ you to the door.
________ by the beauty of nature, the girl from London decided to spend another two days on the farm.
What surprised me was not what he said but ________ he said it.
________ with the size of the whole earth, the biggest ocean does not seem big at all.
He speaks English well indeed, but of course not ________ a native speaker.
To learn English, we should find opportunities to hear English _______ as much as we can.