--How many birds can you see in the trees?--I can see ________ birds in the trees.
Don’t shout at him.He is unable to hear you because he is________.
The girl is poor.She can’t see anything because she is________.
He became a successful writer at________age of twenty-five.
He failed in the math test and looks sad.Let’s________.
The students are________the leaflets to people over there to ask them to protect our earth.