一个几何体的正视图为一个三角形，则这个几何体可能是下列几何体

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问题填空题

一个几何体的正视图为一个三角形，则这个几何体可能是下列几何体中的（）。（填入所有可能的几何体前的编号）

①三棱锥 ②四棱锥 ③三棱柱 ④四棱柱 ⑤圆锥 ⑥圆柱

答案

①②③⑤

阅读理解

阅读短文，按要求做下列题。

Dear Tommy,

Can you take some things to Helen? These things are: her alarm clock, math book, bag, ID card, notebook

and hat. The alarm clock is on the desk. The math book is on the desk, too. The bag is in the drawer. The

notebook is in the bookcase. The ID card is in the notebook. And the hat is on the chair.

Thanks,

Sally

1. 上面哪些物品文中提到过？请选出，并将其变为复数形式。

__________________________________________________

2. 请将画线的两个句子合并为一个句子。

__________________________________________________

3. 判断下面句子的正(T) 误 (F)。

( ) (1) Helen's bag is on the dresser.

( ) (2) Her ID card is in the notebook.

( ) (3) Her notebook is on the chair.

4. 为下面的两题选择正确的答案。

(1) _____ writes (写) the note.

A. Helen

B. Sally

C. Tommy

(2) Where's her hat?

A. It's under the bed.

B. It's on the chair.

C. It's in the drawer.

5. 翻译文章中斜体字部分。

_________________________________________

选择题

1889年《日本帝国宪法》(　　)

A．使“臣民”变为“公民”　

B．没有任何进步意义

C．是一部资产阶级宪法　

D．巩固了封建君主政体