时间状语

　　We use adverbials of time to say:

　　我们用时间状语描述：

　　when something happened:

　　某事发生：

　　I saw Mary yesterday.

　　She was born in 1978.

　　I will see you later.

　　There was a storm during the night.

　　for how long :

　　时间长短：

　　We waited all day.

　　They have lived here since 2004.

　　We will be on holiday from July 1st until August 3rd.

　　how often (frequency):

　　频率大小：

　　They usually watched television in the evening.

　　We sometimes went to work by car.

　　We often use a noun phrase as a time adverbial: