A human ______ can do some things better than a computer, for example, creating new ideas.
Taiwan is ________ island and it is near Fujian Province. A. a B. an C. the
Does Li Lei’s sister _______ a ping-pong bat?
Look! Here are ____________ .
—Are these English books? — Yes, ______ are .
Here is ______ English book. _____ book is Lucy’s.