“保持” keep + adj . We must keep healthy.实义动词 “保持;继续”
keep ( on ) doing sth 继续做某事 He was in great pain but he kept on working
He kept on talking after the ball rang for class.
keep sb. Doing sth 让某人一直做某事 I’m sorry to have kept you waiting for so long. My teacher kept me doing homework all the afternoon.
develop independence 培养独立意识
develop v→development n 发展→developing adj. 发展的→developed adj. 发达的
a developing country 一个发展中国家 a developed country 一个发达国家 China is a developing country.