mask；score；tense；minor；clown；female；master；carriage；backstage；joyous；refer to；take charge

（1）The dog remained faithful to his

master

master

.
（2）I promised not to

refer to

refer to

the matter again.
（3）Doctors wear

masks

masks

to prevent the spread of infection.
（4）The

carriage

carriage

that he had ordered duly arrived，so we left.
（5）All the

female

female

workers in this factory got a present on March 8th.
（6）We just couldn't help laughing when we saw her dressed as a

clown

clown

.
（7）She played a

minor

minor

role in the movie.
（8）It is difficult to be natural when one is

tense

tense

.
（9）The company needs someone capable to

take charge

take charge

.
（10）The final

score

score

of the football match was 4-3.
（11）She had made their childhood so

joyous

joyous

and carefree.
（12）After the show，we were allowed to go

backstage

backstage

to meet the actor.