Scientific experiments __________ by students without the teachers’ instructions can be dangerous

ittle money he did have ________ on a record selected with extreme care which became, to his way of thinking, a possession close to his heart.

They _______Sally and Bob. Sally _______my cousin.

Grandpa said Transformer 4 was _____.— I am not surprised. It’s not a movie for the old.

Believe it or not, my sister and I are twins. —-Oh, you must have had the case ________ you were taken for your sister.