14. The world is changing every day. ______ a happy life, we need to learn how to change our ways.
| A．To live | B．Lived | C．Having lived | D．Living |
Of all the methods they provided, ______ is of any help for solving the math problem.
| A．nothing | B．neither | C．none | D．no one |
—Tom seems to be familiar with London.
---Yes. He ___________ here for three years. It’s great for him to be back.
| A．have lived | B．had lived | C．lived | D．lives |
A modern city has been built _____ a very small village was many years ago.
| A．what | B．where | C．that | D．in which |
---There’s someone knocking on the door. Who _________ it be?
---It must be John. He promised to be here at 8:00.
| A．must | B．can | C．need | D．shall |
In Pakistan, marrying without parental approval can mean ____________ from one’s family.
| A．being completely cut up | B．to be completely cut off |
| C．to be completely cut up | D．being completely cut off |