Great changes ______ in my hometown in the last ten years.
| A．took place | B．have taken place |
| C．have been taken place | D．was taken place |
The film _________ a novel by Sinclair Lewis.
| A．is based on | B．based on | C．basing on | D．base |
Today,_________ rapid transportation and communication , the whole world seems to be smaller.
| A．regardless of | B．in spite of | C．instead of | D．because of |
The government requested that all the people ___________ in any indoor public area.
| A．not to smoking | B．not smoke | C．not smoking | D．to not smoke |
Scientists study ___________ human brains work to make computer.
| A．when | B．how | C．that | D．whether |
A girl on the bus begin to sing a pop song and soon all the other students _________.
| A．majored in | B．joined in | C．came in | D．handed in |