Question

【题目】The girls ______ how to dance a month ago and now they can dance well.
A.were taught
B.will be taught
C.are taught
D.have been taught

Answer 1

【答案】A
【解析】句意：这些女孩在一个月以前学跳舞，现在她们跳的非常好。主语和谓语动词之间是动宾关系，所以用被动语态be done，根据时间one month ago可知用一般过去时态。根据主语是复数，所以系动词用were,故选A。