When Xie Lei made progress in her study abroad, her parents encouraged her to .
A. make it up
B. keep it up
C. build it up
D. lift it up
网友回答
A. make it up
(答案→)B. keep it up
C. build it up
D. lift it up
解析：考察动词短语辨析。Make up化妆，编造，弥补，组成；keep up保持，坚持；build up建设，建立；lift up举起。句意：当谢磊在国外的学习中取得进步的时候，她的父母亲鼓励他坚持下去。根据句意说明B项正确。