Going to church is a(an) _____ act of worship.
A,outside B,outer C,exrernal D,extra
昨日习题答案:A
The chairman will _____ the Board on the most recent developments.
A,brief
B,introduce
C,report
D,speak
解析：
董事长将会向董事会简单介绍最新发展情况.
A,brief:"向...作简单的介绍",其宾语是人,符合句意和句法.
B,introduce和C,report的宾语都是物,要表示“向......报告(介绍)",要加介词to
D,speak是不及物动词