—Who knocked at the door?—I’ve no idea. I just pretended nobody was at home, so I didn’t ask who ____ was.

---I fell off the bike. I think my left leg may be broken.---_____.

The pronunciation of the English words is quite different from ________ of the French words.     

---Which book do you think is the most useful to my studies?---________, as long as you read it. In fact, they are out of date.

I don’t like the colour of this dress. Could you please show me________ one.