They met for the first time, but they talked happily as if they______ good friends for a long time.
I missed what was happening because I wasn’t ______ very closely.
She went to the station to meet her husband, but _____ him in the crowd.
. It’s hard to rescue drowning people because they _____ so much.
High unemployment _____ the government billions of pounds in lost taxes.
What’s the matter with the radio? Why isn’t it _____?