In the figure below, the ratio of AD to DC is 3 to 2. If the area of △ABC is 40, what is the area of △BDC?

[单选题]Which of the following default ports must be opened to allow a technician to telnet into a machine?（）

[问答题]简述脂类的生理功能。

[单选题]关于缺铁性贫血患者的临床表现的叙述错误的是（　　）。

[单选题]北京烤鸭最早列为御膳珍奇是在（）。

[判断题]机炉舱操作规程不是受控文件。

[多选题]我国现行的企业财产保险费率采用的分类级差费率制，具体包括（　　）。[2013年真题]

[多选题]在AutoCAD中，有关ORTHO正交命令正确的论述有（）。

[多选题]作自我介绍时，要注意（）。

[多选题]关于爆破炮眼的施工原则，说法正确的是（　）。

[单选题]在对废气涡轮增压器水洗中的错误认识是（）。

非专业可以考出版资格证书吗？有哪些报考条件？

关于BEC考试有哪些备考建议？

为什么要考BEC？

有哪些学习商务英语的好方法？

商务英语考试（BEC）难不难？

都说GRE考试难，那么它究竟难在哪？

什么是GRE考试？

雅思考试在即，如何快速备考？

说说雅思考试那些事

雅思5.5相当于CET几级的水平？

[单选题]In the figure below, the ratio of AD to DC is 3 to 2. If the area of △ABC is 40,...

[单选题]In the following figure, l1 ∥l2. If BC=x, and BD=y, then which of the following ...

[单选题]In the following figure, l1 ∥l2. If BC=x, and BD=y, then which of the following ...

[单选题]If the ratio of the area of a sector to the area of the circle is 2：3. what is t...

[单选题]In the figure above, if the area of square ABCD is 64, what is the area of equil...

[单选题]If, in the figure below, the area of the shaded sector is 85% of the area of the...

[问答题]In the following figure. the area of the outer square is 100. What is the area o...

[单选题]In the figure above, AE∥BD. If AE＝9，BD＝6, and the area of △ACE is 54，what is the...

[单选题]In the following figure, what is the ratio of RW to WS?

[填空题]The area of the figure below is 78. What is its perimeter?____