She had stomach trouble and had to follow _____.

Of the seven days in a week. Saturday is said to be the most popular _______ for a wedding in some countries.

Every time I returned after an     , I felt stupid because I was behind the others.

 People often find themselves caught in such a _____ as “whether…or not…”.

To save some of the human languages before they are forgotten, the students in our school started a discussion “Save Our ________”