根据组成元素的类别，对下列氧化物分类，其中-种与另外三种不属于同一类别，它是（

阅读理解。

    As we all know, the Moon is the moon (卫星) of Earth, and it goes around the earth. Scientists have already

known a lot about it, (A) but they've always wanted to know more about it. And they decided to send men to

the Moon. They think it's the best way to learn more about the moon.

    But how do the astronauts (宇航员) get to the moon? The moon is about 384,000 kilometres away from the

earth. They can't take a plane to the Moon. But something can fly even when there is no air. That is a manned

spacecraft (载人宇宙飞船). Several astronauts have been to the Moon in the manned spacecraft.

1. "it" in sentence A refers to (指得是) _____. [ ]

A. the planets

B. the Moon

C. the sky

D. the star

2. The Moon is _____ away from the earth. [ ]

A. over 384,000 kilometers

B. only 384,000 kilometers

C. about 384,000 kilometers

D. about 348,000 kilometers

3. The best way to learn more about the Moon is to _____. [ ]

A. send men there

B. take photos of it

C. live on it

D. find another moon

4. The astronauts have been to the moon in the _____. [ ]

A. plane

B. manned spacecraft

C. space station

D. air

5. The best title (题目) for this passage is _____. [ ]

A. The Moon

B. The exploration (探索) of the Moon

C. Men to the Moon

D. The manned spacecraft

在下列钢筋中，属于抗弯钢筋的是（）。

A、斜钢筋

B、箍筋

C、纵向主筋

D、架立钢筋

社区获得性肺炎的临床诊断依据是（）

A.发热

B.胸部X线检查显示斑片状阴影

C.WBC>10×10／L或<4×10／L

D.新近出现的咳嗽、咳痰，并出现脓性痰

E.肺实变体征

移动梦网信息费接收费用2元/条。（）

每个LIC最多有（）个E1port与inwarDLTG相连。

A.16

B.8

C.4

D.2