语法填空（3）
You are failed to do what you_____[expect] to and I am afraid the teacher will blame you .
do you have any problems if you ______[offer]this job.
Is jack on duty today.      _____can not be him it is his turn tomorrow.
could I borrow your dictionary.  Yes,of course you   _______.
peter_______be really difficult at times even though he is a nice person in general.