—You see, “Food Safety” receives thousands of Internet hits a day.—Obviously, it has become one of the________ topics recently.

The boy is ________ to look after his sister.

The person with the star sign Taurus(金牛座) is said to be _____ and doesn’t like to change.

My stomach feels terrible, I think I ate ___________ at lunch time.

----_________ a year does your school have sports meetings? ---- Twice a year.