It is reported that the water in the river is becoming worse and worse, the river around the city ____ with waste from factories.
Many of them didn’t follow his advice, ______ they knew it to be useful.
You have won the first prize in the game, ______ you didn’t mention in your speech yesterday.
Have you seen Henry lately? My boss wants to know ______.
______ miss the game, they set out early after supper.
She ______ to Africa to study the animals there, though her family asked her not to.