Question

It is many years ____ we enjoyed ourselves on the great occasion. A．since B．that C．before

It is many years ____ we enjoyed ourselves on the great occasion. A．since B．that C．before D．when

Answer 1

A
试题分析：考查连词和固定句型：句意：我们很多年都没有在这样大型的场合玩的这么愉快了。A.
since自从，B.
that
做连词，没有含义，C.
before在…前面，D.
when当…时候，这里用了：It
is+一段时间+since+从句的句型…，注意since后面的动词是延续性动词的时候，翻译成否定意思。选A。