Theteacher,with6 girls and 8 boys of her class, __________visiting a museum when the earthquake struck.
| A．was | B．were | C．had been | D．would be |
The number 5.12 is a special number,__ ,I think, that will be remembered by Chinese people forever.
| A．what | B．it | C．which | D．one |
The country has already sent up three unmanned spacecraft, the most recent__at the end of last March.
| A．has been launched | B．having been launched | C．being launched | D．to be launched |
_____ for his action on the playing field ,but he is also famous for the things that he does off the playing field.
| A．Not he is only known | B．Not only is he known | C．Only is he known not | D．He is only not known |
Nowadays, cellphones have features such as games ,music and calendars and more new functions___.
| A．are added | B．have added | C．are being added | D．have been added |
It is the interaction between people, rather than the events ___ occur in their lives, ____ is the main focus of social psychology.
| A．that; that | B．that; which | C．which; which | D．that; what |