问题
选择题
－It’s reported that there’s _____ big breakthrough in the cancer treatment.
－If only my son could be brought back to ____ life!
A．a; /
B．/; a
C．the; the
D．a; the
答案
答案：A
考查冠词的用法。第一空是泛指一项重大突破，所以用a big breakthrough，第二空为固定短语：使恢复生命，恢复生机，bring sth back to life，所以 选A。