Задание 1: At first the houses had their owners' names.

Задание 2: In the Middle Ages people used figures and statues to name the houses.

Задание 3: In the 18th century, some hotels or restaurants had their old names without numbers.

Задание 4: It was very difficult for postmen to find the houses with the continuous.

Task Analysis: 'In the 18th century, some hotels or restaurants had their old names without numbers.'

Let's break down why this answer is correct:

1. Context Understanding:
   - The text discusses the historical development of house identification
   - We're specifically looking at the 18th century period
   - The sentence needs two types of buildings that kept their traditional names

2. Word Selection:
   - Looking at the word bank provided in the image:

   • hotels ✓
   • restaurants ✓
   • pharmacies
   • schools
   • hospitals
   • doctors

3. Logical Reasoning:
   - Hotels and restaurants were traditional establishments that often kept their historical names
   - These businesses needed to be easily identifiable by visitors
   - Having distinctive names rather than just numbers made them more memorable
   - Both words fit grammatically in the sentence

4. Historical Accuracy:
   - During the 18th century, hotels and restaurants were important social establishments
   - They often had unique names related to their history or character
   - This naming tradition continues even today