问题
选择题
________ the help of her teacher, Mary ________ in the past few months.
A．With; has made progress
B．Under; has made a progress
C．With; had made progress
D．Under; had made a progress
答案
答案：A
考查介词及短语。With the help of在……的帮助下；make progress取得进步，根据in the past few months可知用现在完成时，选A。