-–I’d like to buy a new mobile phone．Mine isn’t popular.
---You’d better not since the mobile phones_____ so rapidly.
| A．have changed | B．will change |
| C．were changed | D．are changing |
After a discussion they agreed to accept _______ they thought ______ the job.
| A．whoever; fit | B．whomever; fit |
| C．whoever; was fit for | D．whomever; was fit for |
Even if the treatment ________, there is still no magic pill for the patients in the last stage of AIDs.
| A．works | B．uses | C．does | D．helps |
In that supermarket on sale is a new type of computer, _____ low price makes it attractive to the students from poor families.
| A．which | B．that | C．whose | D．what |
---Did you have any trouble with the western customs ?
---_________ to speak of.
| A．Nothing | B．Nobody | C．None | D．No one |
The boy promised ______late for school again.
| A．to not be | B．not to be | C．not being | D．being not |