It was in the lab ______ was taken charge of by Professor Harris _______ they did the experiment.
| A．which , that | B．that, where | C．whom, that | D．which, where |
For a long time we walked without saying ______ word and eventually Jack was the first to break ______ silence.
| A．the; a | B．a; the | C．a；/ | D．the；/ |
—What shall we do tonight then?
— ________ —whatever you want.
| A．Help yourself | B．It’s a deal |
| C．It’s up to you | D．No problem |
American women usually identify their best friend as someone ________ they can talk frequently.
| A．who | B．as |
| C．about which | D．with whom |
The streets are all dry. It ________ during the night.
| A．must have rained | B．can’t have rained |
| C．couldn’t rain | D．shouldn’t have rained |
— Hi, Peter. Why didn’t you go to the cinema last night?
— I _______ the popular show Running Man with my family.
| A．was watching | B．have watched |
| C．would watch | D．had watched |