Это предложение в котором есть так сказать дополнение
Пример: my bike, which is very cold, is broken
Which is very cold это и есть то что определяет что это embedded sentence
<span>Сердце матери чувствовало, что он жив и что он
вернется.
</span>
What animals will be at the zoo? Where is situated this zoo?
With whom you will go to the zoo?
Why you will go to the zoo?
Who offer to go to the zoo?
1. The USA borders on Canada in the north. 2.How many times have you been to St.Petersburg? 3. It's the first time he sees a koala in the zoo. 4. When did the British come to Australia? 5.Last year we spent Christmas Day on the beach in Australia. 6. When you go to Sydney? you will be able to see the unusuall building of the Opera House. 7.Last year they made a really pleasant journey to Brighton.