动词应用。 根据句子,用所给动词的适当形式填空。 1. Everyone in

The amazing _____ of some people in the air crash was widely reported by the press.[ ]

A. arrival

B. survival

C. travel

D. support

在生活中，我们经常会遇到一些令人不愉快的事情，应该如何处理呢？以下是网站www.fyv.com提供的几个问题及其解决方法，请你予以合理的配对。

Problems:

小题1:Some people always smoke in public places.

小题2:The No.1 bus is always late.

小题3:Some students always drop rubbish everywhere at school.

小题4:My parents ask me to go to after – class activities club all day, even on weekends.

小题5:Some children talk loudly in the bookstore.

A: Tell them politely to keep quiet.

B: Call the bus company and ask for the better service.

C: Hand out some posters to ask them not to litter.

D: Tell them that we need to relax after studying for a long time.

E: We could say politely, Excuse me! Would you mind not smoking here?

一个几何体的主视图和左视图都是正方形，俯视图是一个圆，那么这个几何体是（　　）

A．长方体

B．正方体

C．圆锥

D．圆柱

（2012）在单缝夫琅禾费衍射实验中，波长为λ的单色光垂直入射到单缝上，对应于衍射角为30°的方向上，若单缝处波阵面可分成3个半波带。则缝宽a等于：（）

A.λ

B.1.5λ

C.2λ

D.3λ

布氏硬度值大于等于100时，修约至（）。

A.整数

B.一位小数

C.二位小数

D.三位小数