201. Cardiopulmonary resuscitation should begin between one to four minutes after a cardiac arrest in order to be a success.
(A) Cardiopulmonary resuscitation should begin between one to four minutes after a cardiac arrest in order to be a success.
(B) Between one and four minutes after a cardiac arrest, cardiopulmonary resuscitation should begin to be successful.
(C) Successful cardiopulmonary resuscitation should be begun from one to four minutes after a cardiac arrest occurs.
(D)
If it is to be successful, a cardiac arrest should be treated with
cardiopulmonary resuscitation one to four minutes afterward.（E）
(E) To be successful, cardiopulmonary resuscitation should begin within one to four minutes after a cardiac arrest.
我想问的是，within one to four minutes 和 from one to four minues 在意思上是相同的吗？ 为什么它不说within four minutes? 谢谢
