第1题:
In what courses did your worst grades? Why? How do you think that will affect your performance on the job?
第2题:
第3题:
— _______________? — That’s a good idea.
A、When can you write the invitations
B、What do you think of the invitations
C、Why don’t you write the invitations now
D、Why not you write the invitations now
第4题:
第5题:
第6题:
第7题:
第8题:
why do you need to take the lube oil sample for analysis ? in the analyzing , what can you possibly find ?and if you find these substances ,what are the possible problems the engines may have ?why ?
第9题:
第10题: