It is ______ for anyone to choose good friends.
| A．the most important | B．too important thing | C．a most important | D．most important |
The next morning there was always something in anyone else's stockings. Only mine hung there __________.
| A．high | B．nothing | C．full | D．empty |
Where's the book I gave you? What ________ it?
| A．did you do with | B．have you done with |
| C．had you done with | D．do you do with |
The boy will make a lot of trouble when __________ alone.
| A．leaving | B．leave | C．left | D．being left |
Allow children the space to voice their opinions, ____they are different from your own.
| A．until | B．even if | C．unless | D．as though |
Peter has been out of work for half a year, so he wants to ______a job in this company.
| A．prepare for | B．apply for | C．wait for | D．care for |