More than thirty groups of are working to develop a vaccine for COVID﹣19.(scientist)
As a book ,Helen volunteers her time to read books to children at school.(love)
All the people in the word wish to enjoy a beautiful and life.(peace)
The little girl is so smart.She can make a cake by without help.(she)
It's noisy outside.I can't hear you .(clear)
He is not an honest man,what he said is (believe).