— Do you think the MP3 player put its listener ________?
— Yes, too much use of it could lead to hearing loss, experts say.
| A．under control | B．at risk | C．in use | D．on top |
Julie was good at German，French and Russian，all of ________ she spoke fluently.(2011·湖南)
| A．who | B．whom | C．which | D．that |
Care of the soul is a gradual process ________ even the small details of life should be considered.(2012·湖南)
| A．what | B．in what | C．which | D．in which |
The man showed us such a heavy stone ________ no one could lift it.
| A．that | B．as | C．which | D．and |
The number of the audience，________ we had expected，was well over one thousand.
| A．whom | B．who | C．which | D．as |
A lot of language learning，________ has been discovered，is happening in the first year of life，so parents should talk much to their children during that period.(2012·安徽，29)
| A．as | B．it | C．which | D．this |