问题 填空题

平行于投影面的平行四边形的面积与它的正投影的面积的大小关系是______.

答案

根据题意:平行四边形与投影面平行,即与光线垂直;故它的投影与其形状相同;故面积相等.

改错题

第二节:短文改错(共10小题,每小题1分,满分10分)

假定英语课上老师要求同桌之间交换修改作文,请你修改你同坐的以下作文。文中共有10处语言错误,每行有一处。错误涉及一个单词的增加、删除或修改。

增加:在缺此处加一个漏字符号(∧),并写出该加的词。

删除:把多余的词用斜线(﹨)划掉,并写出该加的词再划掉。

修改:在错的词下划一个横线( ),并写出修改后的词。

注意:1. 每处错误及其修改均仅限一词;

2. 只允许修改10处,多者(从十一处起)不计分。

Dear Amy,

I have a problem, but I’m writing to ask you for                  71. ______

an advice. This is a secret, so don’t tell anyone                   72. ______

else. My cousin and I used to getting                           73. ______

along very well in each other and we were                       74. ______

good friend. Last week we talked about our plan                  75. ______

and we are planning to spend the summer holidays                76. ______

together, but now I don’t think I want invite him home.             77. ______

Recently I has discovered that he’s started to tell lies.               78. ______

When I told him it was wrong to tell lies, but she just laughed       79. ______

at me. “Should I keep quietly or tell his parents?”                80. ______

Yours

Alice

单项选择题