Question

I ___________ the hobby of collecting stamps as a child．

[　　]

A．built up

B．set up

C．kept up

D．took up

Answer 1

答案：D
提示：

take up意为“开始从事”；build up意为“树立，增强”；set up意为“设立，开业”；keep up意为“不低落，继续”。