---Grandpa, what did the doctor say?
---He advised me to live_______ the air is fresher.
| A．in where | B．in which | C．the place where | D．where |
Four isof two.
| A．double | B．two | C．the two | D．the double |
Andeison entered the classroom, ____book in ___hand.
| A．×, his | B．×, × | C．a, × | D．a, the |
This is the short story that he has written.
A. three hundred and forty-fifth
B. three hundred and forty-fifth
She studies ___ medicine before she turned ___ writer.
| A．×; × | B．the, a | C．×; a | D．the; × |
He cut the cake.
| A．in halves | B．in half | C．into halves | D．into half |