她每天都在与疾病顽强抗争。

She ___battles against her illness every day.

两支军队在平原上激烈交战了三天。

The two armies ___battled fiercely on the plain for three days.

她每天都在与慢性疾病抗争。

She ___battles with chronic illness every day.

两位候选人在辩论中激烈交锋。

The two candidates ___battled fiercely during the debate.