the last fetter for you and

根据句子意思,填入适当的词
1.—I am getting fatter and fetter .What should I do?
—_____ more exercise,____you will lose weight.
2 .—Whose T-shirt is this?
—It___ be John’s.It is ____ small for him.
3.—He did not go to shool yesterday,_____he?
—______,he did not feel well.
4.We were swimming in the river ____suddenly the storm stared.
5.—Would you like some coffee?
—Yes,and please get me some milk ,too.I prefer coffee_____ milk.