Generally speaking，prices of daily goods ________ through the Internet are lower than store prices.
| A．to buy | B．are bought |
| C．buying | D．bought |
Whoever leaves the office last must make sure the light is __________.
| A．switched on |
| B．switched off |
| C．switched over |
| D．switched to |
-Can I help you?
-I'd like a ticket for tonight's show. How much do you __________？
| A．charge |
| B．pay |
| C．spend |
| D．cost |
It is generally considered unwise to give children __________ they want.
| A．however |
| B．no matter how |
| C．whatever |
| D．no matter what |
Driving speed is __________50 kph within the city's __________.
| A．controlled to; limits |
| B．limited within; limit |
| C．limited to; limits |
| D．controlled within; limit |
She had almost reached her destination when a delicious smell __________ her progress and she stopped.
| A．developed |
| B．separated |
| C．arrested |
| D．improved |