1．They communicated the news to all parts of the world by radio.
2．Prices vary with the seasons.
3．The dog growled at me threateningly.
4．Several officials were involved in the matter.
5．One must be conscious of one's shortcomings.
6．His manner is slightly aggressive (好胜的)．
7．In England, turkey is traditionally (传统地) eaten on Christmas Day.
8．They were carrying weapons (武器)．
9．We all bowed (鞠躬) to the Queen.
10．Bird flu has spread (蔓延) all over the world.
