Question

请教3道英语语法题目，谢谢！

1.Mr Li required the computer equipment referred ____C____ used in every classroom.
A. should be B. have to be C. to be D. to being

2.—Yang Liwei has won great honour for our country.
—Who is Yang Liwei?
—What a question! It is surprising ____C____ the first spaceman in China.
A. you didn’t know our national hero B. to you not to know him
C. you should know nothing about D. you knew nothing about him

3. —What courses are you going to do next term?
—I don’t know. But it’s about time ___B_____ on something.
A.I’d decide B.I decided
C. I decide D. I’m deciding

请解释一下为什么要选那几个答案。
另外麻烦帮忙翻译一下第一题句子的意思。谢谢！

Answer 1

第一题是referrd to连用 作定语修饰equipment 后面的be则与前面的required连用 require后接原型的 句子意思是李先生要求提到的电脑设备每个教室都要用到

这里的should译为竟然的意思 表示说话人的吃惊的意思 是常考用法 要记住

固定句型 可以理解为虚拟语气 用过去式表示将来或现在 我辛辛苦苦打的 要采纳哦