他們是的用法和樣例：
例句
-
他們是群老奸巨滑的政客。
They are crafty politicians. -
我注意到他們在鄉村買了所房子。我猜想他們是要與別人比闊氣哩。
I see that they have bought a house in the country. I suppose they're trying to keep up with the Joneses. -
認真搜查所有的犯人，看他們是否藏有武器。
Go over all the prisoners to see that they're not hiding any weapons. -
他們是酒友。
They're drinking companions. -
他們是一群笨蛋。
They're a load of morons.
