t school, English is compulsory for all students, but French and Russian are _________.

I was so busy this morning that I only had time to _____ the newspapers, so I can’t understand what you are talking about.

bored staying here for years, ________ whether I should try someplace different.

Tom’s dog became ill and died,____ made him very lonely.

Mrs Brown always takes things _________ too seriously, which makes the people around her uneasy