高二英语语法知识点：过去分词做定语表语3

　　1. Prices of daily goods ____ through a computer can be lower than store prices.

　　A. are bought B. bought

　　C. been bought D. buying

　　2. With a lot of different problems ____,

　　the newly-elected president is having

　　a hard time.

　　A. settled B. settling

　　C. to settle D. being settled

　　3. Don’t use words, expressions or phrases ____ only to people with specific knowledge.

　　A. being known B. having been known

　　C. to be known D. known

　　4. When I got back, I saw a message ____ to the door____ “Sorry to miss you; will call later.”

　　A. pin, read B. pinning, reading

　　C. pinned, reading D. pinned, read

　　2)作表语 表示主语的心理感觉或所处的状态。许多动词的过去分词已经被当作形容词使用。如：disappointed, excited, moved, puzzled, pleased, surprised, lost等。

　　The window is broken. 窗户碎了。

　　Don’t get so excited. 别这么激动。

　　1.用作表语的过去分词被动意味很弱，主要表示动作的完成和状态，此时相当于一个形容词。