The subway was crowded with passengers going home from market, most of ________carrying heavy bags and baskets full of fruits and vegetables they had bought there.
| A．whom | B．them | C．who | D．which |
.________they were singing, the teacher came in.
| A．Before | B．after | C．As | D．Until |
All that can be eaten _______ eaten up.
| A．are being | B．has been | C．had been | D．have been |
I can never forget the day _______ we worked together and the day ______ we spent together.
| A．when; which | B．which; when | C．what; that | D．on which; when |
You're the only person ______I've ever met ______could do it.
| A．who;/ | B．/; whom | C．whom;/ | D．/; who |
He isn't such a man ______he used to be.
| A．who | B．whom | C．that | D．as |