It’s really unwise of some teenagers from low-income families to spend a large sum of money on Apple products ______ they could buy other cheaper brands.
| A．unless | B．when | C．so that | D．in case |
Not until his father came back ____________ to bed.
| A．he went | B．did he go | C．went he | D．he did go |
The doctor said that maybe his disease is __________ the water he drinks.
| A．put up | B．taken off | C．given out | D．connected with |
It’s an agreement between towns or cities, _______ have similar features, such as industry, culture and entertainment.
| A．that | B．which | C．they | D．them |
Unfortunately, his dog got __________ by the car.
| A．runs over | B．ran over | C．was run over | D．run over |
Outside the door ____ an old man, dead. He was terrified!
| A．lays | B．lies | C．lay | D．did lie |