問題補充：
單選題
Though he is busy, he is very _____ and makes a telephone call to his parents from time to time and tries his best to spare some time to visit themA.constantB.considerateC.considerableD.conscious
網(wǎng)友答案：
熱心網(wǎng)友 1樓
B解析詞義辨析。 A. 不變的 B. 考慮周到的 C. 值得考慮的 D.自覺的。句意：盡管他很忙，他考慮的也非常周到，不時打個電話給他的父母……故選B
