问题
选择题
As high school students, it’s very important to keep ourselves ______ of what’s happening home and abroad every day.
A．to inform
B．informing
C．informed
D．be informed
答案
答案：C
考查非谓语动词。本题考查keep sb. informed of sth让某人随时了解。句中用过去分词作宾语补足语，故选C。