Решение:
- I'm sensitive and shy. I can never find the right thing to say to break the ice.
- I only met Mike two weeks ago at a party. We're not really friends, we're just acquaintances.
- Milk and other dairy products are very nourishing for young children.
- When we complained to the waiter about the noisy people at the next table, he just shrugged his shoulders.
- Teens these days use their mobiles as an extension of themselves.
Ответ: break the ice; acquaintances; nourishing; shrugged; extension.