— My colleague felt quite happy because his solution was closer now to ______．
— Congratulations!
A．having adopted B．be adopted C．being adopted D．be adopted
—Excuse me, would you mind answering a few questions?
—Well, I don't know．I'm in rather a hurry ________．
A．seriously B．eventually C．actually D．distinctly
— Because of the rain, we’ll have to the football match．
— I’m free next Sunday if you would like to play then．
A．advance B．postpone C．abandon D．advocate
—Listen! There is a knock on the door．Who _____ it be?
—It must be Jack．Just now I sent for him．
A．shall B．can C．must D．might
—What made the applicant so anxious?
—_____ he will get a job interview tomorrow．
A．That B．Because C．Since D．When
Just like fingerprints, each person’s DNA is ________unless he has a twin．
A．unusual B．normal C．various D．unique
