----Why are your hands so dirty?
----I ____________in the garden.
| A．was working | B．have worked | C．worked | D．have been working |
That is the day ______I'll never forget.
| A．which | B．on which | C．in which | D．when |
Do you know the man _______?
| A．whom I spoke | B．to who spoke | C．I spoke to | D．that I spoke |
The place _______interested me most was the Children's Palace.
| A．Which | B．where | C．what | D．in which |
I bought a dress for only 10 dollars in a sale; it was a real .
| A．exchange | B．bargain |
| C．trade | D．business |
I’m trying to break the _______ of getting up too late .
| A．tradition | B．convenience |
| C．habit | D．leisure |