If I went to the moon, I ______ bring something unusual back to the earth.
Students shouldn’t go to school ________ breakfast. It’s bad for their health.
My family has two dogs. One is white, ________ is black.
Lin Shuhao is ________ good basketball player in the NBA.A. / B. a C. an D. the
---What ____________ you _____________ last weekend?---I wrote some letters and read a book.
---My bike is broken. May I go ______ yours?---Sorry, mine _______ broken down.