用括号内所给单词的适当形式填空。

小题1:This _________(feel) makes him upset all day and night.

小题2:Mother lets Michael ___________ (not watch) TV all day because the final exam is coming.

小题3:He has a lot of trouble ___________ (work) out the problems.

小题4:I love the opera, Cats. It’s so _________ (fun).

小题5:Mrs. Green seems            (worry) because his son is ill.

吻合口瘘多发生在术后（）

A.1～2天

B.2～3天

C.3～5天

D.5～10天

E.7～14天