Every detail should be thought of _______ that nothing unexpected happens again.
| A．to make sure | B．make sure | C．making sure | D．be made sure |
Everything comes with price; there is no such thing as free lunch in the world.
| A．a, a | B．the, / | C．the, a | D．a, / |
John thinks it won’t be long _______ he is ready for his new job.
| A．when | B．after | C．before | D．since |
John opened the door. There _______ he had never seen before.
| A．a girl did stand | B．a girl stood | C．did a girl stand | D．stood a girl |
Some foreign cartoons for children have been banned on the ________ that they are too violent.
| A．proof | B．analysis | C．opinion | D．basis |
These clothes of the latest style are on sale this weekend, with another 10% discount for ______ customers, for example, members of our shop.
| A．regular | B．ordinary | C．general | D．usual |