完成句子

1. 戴伟擅长画画,他喜欢艺术.

    David is __________ __________ painting. He likes art.

2. 昆明被叫做春城.

    Kunming __________ __________ "Spring City".

3. 史密斯先生晚了开会,因为他的女儿病了.

    Mr. Smith __________ __________ __________ the meeting because his daughter was ill.

4. 让我们数从一到一百的数,好吗?

    Let's count the numbers from 1-100, __________ __________?

5. 除杰克以外我们都穿校副服.

    We are all wearing school clothes __________ Jack.

确立正确的人生观是加强职业道德修养的（）。

A、主要途径

B、前提

C、基础

D、目的