36. On Christmas Day people walk about in the street _____ their best.
| A.and wear | B.and put on | C.dressed in | D.to wear | 
Throughout _______history, man has had to accept ____fact that all living things must die.
| A.the; the | B.a; a | C./; the | D./; / | 
–I’d like to be on my own for a while. Do you mind?
 --________. Go ahead.
| A.Not in the least | B.No way | 
| C.Yes, of course | D.I’m afraid so | 
The police were seeking more information to find out______ the rich merchant.
| A.who was it that killed | B.who it was that killed | 
| C.it was who killed | D.who was it killed | 
Several weeks had gone by______ I realized the painting was missing.
| A.as | B.before | C.since | D.when | 
Lucy has got into a situation in her study______ she finds it hard to go further.
| A.that | B.where | 
| C.which | D.at which |