问题
选择题
He, along with his sister, ______ how serious the situation is.
A.haven’t realized
B.hasn’t realized
C.don’t realize
D.didn’t realize
答案
答案:B
考查时态。主语是He,谓语用第三人称单数,排除A,C;且根据is,又可排除D,所以选B。还没有意识到现在的情况有多糟糕。