The survey results concerning family and social environments were announced in November, 2010 and last month ______.
| A．accidentally | B．unconsciously | C．cautiously | D．respectively |
They put forward a lot of plans at the meeting, but none of _______ were carried out in their work.
| A．which | B．them | C．what | D．that |
They put forward a lot of plans at the meeting, none of _______ were carried out in their work.
| A．which | B．them | C．what | D．that |
They put forward a lot of plans at the meeting, none of _______ carried out in their work.
| A．which | B．them | C．what | D．that |
He had a lot of friends, only a few of ______ invited to his wedding.
| A．whom | B．them | C．which | D．who |
I met the fruit-pickers, several of _______ were still university students.
| A．that | B．who | C．them | D．whom |