The boy is lost. The police ______ him.
A. are searching B. is searching C. is searching for D. are searching for
He listened carefully, but heard ______.
A. something unusual B. nothing unusual
C. unusual something D. unusual nothing
This bag isn't mine. It's ______.
A. somebody else B. somebody else's C. else somebody's D. nobody else
Shanghai is one of ______ in the world.
A. the big city B. the biggest city C. a big city D. the biggest cities
---When did you ______? --- ______ the morning of November 20th.
A. arrive at, In B. get to, In C. get, On D. arrive, On
I don't like the color of the T-shirt. Would you show me ______ one?
A. other B. the other C. another D. others
