Dogs have a very good ______ of smell and are often used to search for survivors in an earthquake.
| A．sense | B．view | C．means | D．idea |
You won’t succeed_____harder.
| A．unless you will work | B．unless you work |
| C．unless you don’t work | D．if you won’t work |
_____ weather permits, we’ll have an outing.
| A．For | B．Though | C．While | D．If |
_____ you go , you should bear the motherland in your mind.
| A．Where | B．Wherever | C．Whatever | D．However |
I am going_____ you went last week.
| A．where | B．wherever | C．when | D．the place |
_____ there is a will there is a way.
| A．When | B．Where | C．Whether | D．How |