---What do you think made Celia so happy?
--- ______ a prize in the recent competition.
| A．She won | B．Won | C．Winning | D．Because of winning |
It was very cold, so we __ the fire__ all the time/
| A．have.. burnt | B．had… burned | C．had… burning | D．have… burning |
Won’t you have ___ more rice?
| A．many | B．a few | C．little | D．a little |
Last night I met Mr. White , ___ used to be my maths teacher.
| A．which | B．that | C．who | D．whom |
World war I ___in 1937.
| A．has broken | B．was broken | C．broke out | D．was breaking out |
Would you like to go to the concert with me? No, I would rather ___.
| A．to stay at home | B．stay at home | C．staying at home | D．will be staying |