题目内容:
根据下列材料,请回答题:
According to the passage, a large number of children can be saved only when __________.
[ A ] the life-saving ways are medically effective
[ B ] their parents are rich enough for the life-saving techniques
[ C l the life-saving techniques are easy to use =^_^= (^_^)
[ D ] their parents learn the life-saving techniques
参考答案:
答案解析: