不但……而且……      一……就……      因为……所以……

①____那掌声使“我”明白同学们没有歧视“我”，____“我”永远不会忘记。

②英子____站定在讲台上，教室里____响起了掌声。

③英子____和同学们一起游戏说笑，____让同学们在联欢会上教她跳舞。

补全对话。

A: ____(What/Where) are you going to do tomorrow?

B: I'm going to have ____(a/an) English lesson.

A: What are you going to do in your lesson?

B: We're going to draw some pictures in Renmin Park.

A: That ____(sound/sounds) great! I'm going to ____(see/ read)a film tomorrow.

B: Have a good time!

A: You too. I have ____(do/to do)my homework now. Bye.

B: OK. Bye.

世界上使用人口最多的语言是____语，使用范围最广的语言是____语。

如图：为了测楼房BC的高，在距离楼房10米的A处，测得楼顶B的仰角为，那么楼房BC的高为（　　）