1. a. Have you ever heard about wearable gadgets?
2. a. She has to care for her elderly mum.
b. I don't care about money.
3. a. You look worried. What are you thinking about?
b. What do you think of my new dress?
4. a. Throw the ball to me!
b. It was unkind to throw a ball at the dog.
5. a. I write to my penfriend about once a month.
b. I wrote about my holiday on my blog.
6. a. My teacher agreed to my request to leave early.
b. I don't agree with you.
Объяснение: