VOA慢速英语:German Police Free First Suspect in Berlin Truck Attack(翻译)

短语讲解：

1. Police said they had not yet found a weapon believed to have been used to kill the driver of the truck before it was stolen.

be used to 习惯于，适用于
例句：This piece of cloth can be used to make a pair of pillow cases.
这块布可以做一对枕套。

2. On Tuesday, the terror group Islamic State said the person who carried out the attack did so “in response to calls” for violence targeting citizens of what it called “Crusader” nations.

carry out 进行; 执行; 完成
例句：The Social Democrats could still carry out their threat to leave the government
社会民主党人仍有可能将其退出政府的威胁付诸实施。
in response to 对…做出反应
例句：He opened the door in response to a knock.
他应敲门声而开了门。