.......... may explain why Stella and her sister have the same disease.
............. is the study of how living things relate to their environment.
In our................................. class, we are learning about rivers.
A team of scientists has been studying the ....................... of the ozone layer.
It is a fact of .............. that near the equator, the earth receives more energy from the sun.
The purpose of ......................... is to understand the past by studying material
culture.
In .............. class we had to dissect a frog.
Yesterday is ................ .Tomorrow is a mystery. But today is a gift.
I studied electrical ................ , but after university I didn’t want to work as an
engineer.
Einstein’s theory marked a new epoch in .............. .
Quantum ............ is too difficult for a mere mortal to understand.
Створюйте онлайн-тести
для контролю знань і залучення учнів
до активної роботи у класі та вдома