You will fail in the coming examination________ you work hard at your lessons.
| A．unless | B．if | C．whether | D．when |
Can you believe that in ____ a rich country there should be ___many people.
| A．such, such | B．such, so | C．so, so | D．so, such |
---The window is dirty.
----I know. It ______ for weeks.
| A．hasn’t cleaned | B．didn’t clean |
| C．wasn’t cleaned | D．hasn’t been cleaned |
Our headmaster will __________us in the discussion this afternoon.
| A．take part in | B．join in | C．join | D．attend |
She _______ you for your money, but not for love.
| A．married with | B．married to | C．got married | D．married |
The villagers went out to the mountain __________ the missing child.
| A．in a search of | B．looking after |
| C．searched for | D．in search of |