问题补充:
单选题Tomisahard-workingboy,healwayskeepsEnglish.A.practice speakingB.speakC.practicing speakingD.practice spoken
答案:
C解析keep doing sth,表示一直做某事,而practice doing sth,表示练习做某事,故选
时间:2019-06-02 12:42:52
单选题Tomisahard-workingboy,healwayskeepsEnglish.A.practice speakingB.speakC.practicing speakingD.practice spoken
C解析keep doing sth,表示一直做某事,而practice doing sth,表示练习做某事,故选