—Do you know if he has recovered from the illness?—Recovered? I am afraid that he ________ now in the hospital.
Sandy could do nothing but _____ to his teacher that he was wrong.
_____ in Paris, the Louvre is one of the world’s largest art galleries.
We have done half the work so far. _____, we’ll have finished it by December.
She walked home by herself at night, _____ she knew that it was dangerous.
We _____ close friends since we got to know each other in 2006, and we always keep in touch.