People can _______ running everywhere. Do you know what ______?A. be seen; happened B. be seen; is happening C. see; happens
Colours can make us or sad.
Timmy often gets full marks in the exams, but he never shows off. He is very ______.
He could hardly write his name at the age of 5, ________________?
It’s important ___ us to protect the environment and it’s wise ____ us to save water .
Although Maths is very difficult, you can’t .