国务院制定的《扶持人口较少民族发展规划》要求，到2010年，使这些地区经济社会发展达到当地中等或中等以上的水平。国家积极采取措施加快人口较少民族的发展，是因为                       （   ）

完形填空
      This is my desk, and 1 books are on it. One is yellow and the other(另外的) is blue. You can see a 2 on the desk, too. The clock is red. My pencil case is3 the desk, too. A  pen, an eraser  and a ruler4in it. The pen is black. The5 is yellow, and the ruler is white.
    6 is my pencil? Well, it's under the desk. A baseball is under the7too. But the baseball isn't 8. It's my brother's. Is my computer under the desk, too? No，9isn't. Where is it? I can't10it in the room.

如图，理想变压器原线圈与一交流电源相连，原、副线圈分别接有相同的灯泡a、b和c．已知小灯泡的额定电压为0.3V，电阻为30Ω（假设电阻不随温度变化而变化）．闭合开关S，三个灯泡均能正常发光，下列说法正确的是（   ）

下列等式成立的是（     ）

下列动物的运动方式与蛇的不一样的是（    ）