"Oh no! ," Tom said sadly.
"Great idea!" said Minh. "Let's build a ." bai tap bo tro tieng anh 6 i-learn smart world
Minh was excited. "I love ! We can make a small wind turbine," he whispered to Linh. "Oh no
, the three friends met at the park near Linh's house to test their small solar panel. The sun was shining brightly. " he whispered to Linh.
"Look!" said Linh. "The wheels are than yesterday."