用适当的反身代词填空,完成下列句子． 1.I told to be careful before the exam.

用适当的反身代词填空,完成下列句子． 1.I told to be careful before the exam.
2.Jack,I believe you can work out this problem by .3.She said she enjoyed in the park.
4.My brother teaches Japanese every day.
5.Their English teacher was ill.So they learnt English by .
6.We can’t finish the work by .We need your help.
7.The little monkey can get the banana from the tree.