bonjour quelqu'un peut m'aider je n'arrive pas

Choisissez la bonne réponse parmi celles qui vous sont proposées, et
entourez-la.

1. Let's ... a hotel room until we know exactly where we want to go
.
a) reserve not b) not reserve c) not to reserve a) to not reserve

2. I'm not going to tell you : it's ... secret.

a) my sister's b) my sisters c) my sister

3. Her mother would like ... some strawberry cake.

a) that she eats b) for her to eat c) d)her to eat​