求一个关于不定式的英语句子Withsomuchwork,Icouldnotgowithyoutomorrow.横线不分是用todo还是tobedone求原因原因我知道是用todo那这个为什么不用被动？什么时候又用tobedone？都是work

Question

求一个关于不定式的英语句子
With so much work_______,I could not go with you tomorrow.
横线不分是用to do 还是 to be done 求原因
原因 我知道是用to do 那这个为什么不用被动？
什么时候又用to be done？都是work的

Answer 1

to do表示自己做,如果是to be done表示别人做,根拒后半句可知用to do .
With so many letters to be typed by his secretary,the boss hurried to his office early.