The boy failed four times, but he said he would try ___________.
| A．a five time | B．a fifth time |
| C．the five time | D．the fifth time |
Beyond ___stars, the astronaut saw nothing but ___ space.
| A．/…the | B．/…/ | C．the…/ | D．the…the |
Biology is ___.
| A．science of life | B．science of the life | C．the science of the life | D．the science of life |
Miss Smith is a close friend of ___.
| A．Mary mother’s | B．Mary mother | C．Mary’s mother’s | D．Mary’s mother’s |
Most of the wood ___ to make furniture.
| A．is used | B．are used | C．is use | D．are using |
My trousers are too old. I’ll have to buy ___.
| A．a new pair | B．a new one | C．a pair of | D．some new pair |