Dave is planning to buy a peephole. Read his conversation with a friend and choose the right words to complete the sentences.

Choose the correct option.

Jack: Hello, Dave.

Dave: Hi, Jack.

Jack: Where are you going, Dave?

Dave: I am going to the shop to buy a new peephole for the door.

Jack: Why do you need it?

Dave: It is not safe in the city. We should have some things that help us to protect our flat or house.

Jack: Really? But we [don't have|doesn't have|does have] much crime in our city.

Dave: No, but it's necessary to think about your [personally|person|personal] safety.

Jack: I see. How can your peephole protect you?

Dave: I can see who is near my door. Also, I can [use|uses|using] a special camera, but not now.

Jack: Dave, you can ask the person who they are.

Dave: Yes, but the person can keep silent. Thanks to the peephole I can look through it and [calling|calls|call] the police if this person is dangerous and wants to enter the flat.

Jack: Now I [understand|does understand|understands]. It will be a very useful thing. It really can help you feel safe.

Dave: That's right.