When you go to a foreign country, you must try to          the customs there in order to recover from the culture shock quickly.

A．deal with

B．adapt to

C．focus on

D． take over

尼氏体在电镜下的组成是（）.

A、高尔基复俣体和游离核糖体

B、线粒体和游离核糖体

C、溶酶体和游离核糖体

D、粗面内质网和游离核糖体