Have you ________ the time of the flight?
| A．made sure of | B．made sure |
| C．been sure to | D．for sure |
A new survey released by Yale University finds that Americans trust scientists most when ______ comes to information on climate change.
| A．that | B．this | C．it | D．there |
Upon into the blue sky ______ when we passed by its nest.
| A．did the bird fly | B．flew the bird | C．the bird flew | D．had the bird flown |
Hardly could he ____________ this amount of work in such a short time.
| A．get through | B．get off | C．get into | D．get down |
________him that she would fail as she was so able and worked so hard.
| A．It never occurred to | B．That never occurred to |
| C．It never occurred with | D．That never occurred for |
— It seems that Ann doesn't like the bag you bought for her the other day.
—_______? I have been told she is desperate for one of that style.
| A．If so | B．How come | C．So what | D．What if |