有地图指向标的地图，其指向标的箭头指示的方向一般为（　　）

下列现象与空气污染无关的是（   ）

请将如图所示的电路补画完整：在图中①和②的缺口处分别画出开关或灯泡的电路符号，并把③处的三孔插座连入电路．

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对下面描写“雨”的文段中所使用的修辞方法及其作用理解错误的一项是（    ）。

我是根根晶亮的银线，神把我从天穹撒向人间，于是大自然拿我去把千山万壑装点。

我是颗颗璀璨的珍珠，从女神的皇冠上散落下来，于是清晨的女儿把我偷去，用以镶嵌绿野大地。

我是翩然而至的天使，一旦见到美丽的园林，就落下来，花草便昂起了头，挺起了腰，绽开了笑脸。在寂静中，我用纤细的手指轻轻的、轻轻的敲击着窗户上的玻璃，启迪着那些敏感的心扉……

补全对话

从方框中选择最佳选项完成对话，有两项多余

a. They are really loud.

b. On the left is the boy who plays the guitar.

c. I guess they play the blues.

d. Is this the band which is playing at the school dance?

e. When I am in a band, I want to play the guitar.

f. What are they doing?

g. That's great!

Lingling: This is a photo of the Blues Boys playing in a concert last month. They are really great.

Daming:____ 

Lingling: Yes, they play really great music.____ , and the boy in the front is the one who sings.

Tony: And at the back is the boy who plays the drums.____ 

Daming: What kind of music?

Tony: Well, if they are called the Blues Boys,____ and they get everyone dancing.

Daming: ____ 

Tony: You can play the guitar?

Daming: No, I can't. But I'd like to learn!