这部纪录片近距离的观察了非洲象的生活。
The documentary _______________________________ the African elephants.
The Great Wall as well as the Palace Museum ___________(attract)lots of tourists from abroad every year.
In the old days the working people in our country __________ ( look) down on.
It was a pity that you _____________ (not attend) the meeting last Friday afternoon.
— What is he busy doing?
— Doing the experiment _____ (complete) the science project.
— Turn off the radio, dear. Baby is sleeping.
— There is no need. He __ _____ (wake) up.
