The magician picked some persons from the audience _____ and asked them to help him with the performance．
| A．by accident | B．in vain | C．at random | D．on average |
After ________ seemed an endless wait, it was her turn to enter the interview room.
| A．what | B．why | C．that | D．how |
I'm a bit green at ________ video editing, so it takes me ________ long time to edit these things.
| A．the; a | B．/; a |
| C．the; / | D．/; the |
When you are done with the book, go out for a walk or ________.
| A．whoever | B．wherever | C．whatever | D．however |
The girl thinks she is ________ of a star as she won the local beauty contest.
| A．something | B．anything |
| C．everything | D．nothing |
Lucy is a hardworking and physically active student, ________ has both marks and a fit body.
| A．one who | B．the one |
| C．whom | D．the person |