His family _____ the zoo last week.A、visitB、am visitingC、visitedD、will visit

The police are still checking ______his family background

The President made his last public ______ before his term of office ended.A．appearanceB．en

In spite of all the opposition, his family was______of his attempt to become a singer.A．ap

Vingo showed the young people the pictures of his family which were _____ snapsho

John had his leg broken the other day, which______his absence from class for the last week

During his last lecture, the scientist______（觉得)easier to explain the theory to those