The opening ceremony is a great occasion. It is essential____for that.(2003)
A、
for us to be prepared
B、
that we are prepared
C、
of us to be prepared
D、
our being prepared
【正确答案】
A
【答案解析】
解析:2003年第47题。固定句型It is+adj.+for sb.+to do sth.的应用;B选项中有干扰,如果使用It is essential that…结构,则主语从句中应该使用虚拟式should do,故被排除。
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