как в прошлом времени пишется слово clean

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But the first question you should ask yourself (1)....... you are considering joining a choir is 'can you sing in tune'?(2).....might seem obvious,but unless you can,(3).....is little point in seeking out a choir because you'll only get rejected.(4).... choir you apply to join is (5).... to want to audition you. Your voice and technique will develop,probably quite quickly with proper instruction,and you may just end up wondering (6)..... you didn't do this years ago

2) A bad workman always blames his tools

4) to make a living
5) work like a beaver
6) to do sb else's dirty work
7) the donkey work
a. an irresponsible worker who refuses tc take the responsibility when some thing goes wrong
b. to earn money from doing some form of work
c. the hard, often boring or tiring part of a job

e. to work very eagerly and quickly

g. to do something someone else doesn't want to do or can' face

пожалуйста помогите!