The information has been announced______ the president is going to visit China next year.
A.that
B.which
C.as
D.whose
答案:A
考查同位语从句。______ the president is going to visit China next year是information的同位语从句,解释information的具体内容,所以用that引导,其他选项不能引导同位语从句。选A。