---It is reported that there is big breakthrough in the cancer treatment．-If only my

．---It is reported that there is 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→)A. a; /B. /; aC. the; the D. a; the解析：考查冠词。a big breakthrough一个大的突破；bring back to life使活泼, 使生动, 使苏醒，根据句意选A。

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