__________ is responsible for the Chenzhou train collision will be punished.
| A．Whatever | B．No matter what | C． Whoever | D．No matter who |
The last one ________pays the meal.
| A．arrived | B．arrives | C．to arrive | D．arriving |
She devoted herself ________to her research and it earned her a good reputation in her field.
| A．strongly | B．extremely | C．entirely | D．freely |
I have to go on，________difficulties I will meet.
| A．whatever | B．however | C．whoever | D．what |
After all the harm she has been done, she ________whatever she gets.
| A．costs | B．deserves |
| C．appoints | D．obtains |
More and more people choose to shop in a supermarket as it offers a great
________of goods.
| A．variety | B．mixture | C．extension | D．combination |