The number of people invited _____ fifty, but a number of them ____ absent for different reasons.
| A．were; was | B．was; was | C．was; were | D．were; were |
Finally, I bought the new book,____I spent twenty yuan in the bookstore where my old friend Was the boss．
| A．on which |
| B．which |
| C．in which |
| D．that |
The Crime wave is one of the biggest problems _______ the new government is now faced.
| A．that |
| B．which |
| C．with which |
| D．about which |
The two astronauts said they would never forget the days ____they worked together in the Spaceship and the days ______．they spent together．
| A．which;when |
| B．when;Which |
| C．what;that |
| D．on which;when |
Alex asked the policeman_______ he worked to contact him Whenever there was an accident.
| A．with him |
| B．with whom |
| C．who |
| D．whom |
I will never forget the day _______ I joined theLeague.
| A．which |
| B．that |
| C．on which |
| D．where |