He took medicine 3 times a day,________ didn't work.
| A．it | B．but | C．which | D．but which |
I like such houses with beautiful gardens in front, but I don't have enough mone
y to buy .
| A．it | B．one | C．that | D．this |
The Japanese suffering from the worst natural disasters .
| A．are; ever since | B．are; of all time |
| C．is; ever since | D．is; of all time |
The experiment shows that proper amounts of exercise, if regularly, can improve
our health.
| A．being carried out | B．carrying out |
| C．carried out | D．to carry out |
The incident turned him into different person, even if he did not realize it at beginning.
| A．a; a | B．the; the | C．the; a | D．a; the |
For holidays, many people visit the Great Barrier Reef _______ the northeast coast of Australia, _______ has more than 600 islands.
| A．on, which | B．on, that | C．off, which | D．off, that |