Most of her spare time ______ , she still kept on her research in the library.
A. occupied B. had been occupied C. to be occupied D. was occupied
He _____ have completed his work; otherwise, he wouldn’t be enjoying himself by the seaside.
A. should B. must C. wouldn’t D. can’t
The police are trying to find out the ____ of the woman murdered in the bathroom．
A. evidence B. characteristic C. status D. identity
—Didn’t the guard see him breaking into the bank?
—No, he ______ in the other direction.
A. was looking B. had looked C. looked D. is looking
He said it was this classroom _______ he found his lost watch and _____ he would take good care of it from then on.
A. where; / B. when; what C. that; what D. where; that
With the word “PM2.5” _________ appearing in media reports, people pay greater attention to it and seek health tips for smoggy days.
A. constantly B. consequently C. permanently D. immediately
