Take a hat with you in case the sun is very hot.
| A．in case | B．so that |
| C．in order that | D．when |
It is impossible.
| A．very | B．quite | C．rather | D．fairly |
Don’t leave your work .
| A．done half | B．half done | C．a half done | D．done a have |
--How long will you stay there?
---_____.
| A．Two and half weeks | B．Two and a half week |
| C．Two weeks and a half | D．A half and two week |
Four is of two.
| A．double | B．two | C．the two | D．the double |
This is the short story that he has written.
A. three hundred and forty-fifth
B. three hundred and forty-fifth