It was _____back home after the experiments.
| A．not until midnight did he go | B．until midnight that he didn’t go |
| C．not until midnight that he went | D．until midnight when he didn’t go |
We were suggested that we ____ attention to protecting wild animals.
| A．pay | B．could pay | C．paid | D．must pay |
--- Can I help you, sir?
---Yes, please. Do you have any books on cooking?
---There are only a few, ____.
| A．if any | B．if have | C．if some | D．if do |
He bought another new car. He _____ a lot of money.
| A．must earn | B．must have earned | C．can earn | D．could have earned |
---Have you seen the film Under the Hawthorn Tree?
---Of course, I have. It was in our village ____ it was made.
| A．that | B．where | C．when | D．which |
Charles Babbage is generally considered ______ the first computer.
| A．to invent | B．inventing | C．to have invented | D．having invented |