— Is there any possible way to help the children get rid of such a bad habit?— To be honest, it’s very hard, but we ______on this problem.
Most of her spare time ______ , she still kept on her research in the laboratory.
He _____ have completed his work; otherwise, he wouldn’t be enjoying himself by the seaside.
The police are trying to find out the ____ of the woman murdered in the bathroom.
—Didn’t the guard see him breaking into the bank? —No, he ______ in the other direction.
He said it was this classroom _______ he found his lost watch and _____ he would take good care of it from then on.