Tom, look at your shirt! It requires ________. 

 As soon as the waiter came to the table, the foreigner _______next to me asked him_______to call that big dish in Chinese.

After starting work, Cao spent his evenings _____ in his books and was eventually admitted to a secondary technical school.

After class, I found Andy ______ at her desk, _____ to pop music.

Almost 50% of those ________ said that they supported the President's decision.