问题

In Britain ______are all painted red.
A:letter boxes
B:letters boxes
C:letter box
D:letters box ;
B:letters boxes
C:letter box
D:letters box ;
正确答案是:
同类题型
There some bread, a glass of orange and some eggs in the fridge.
you bought the newly-produced equipment on display —– Not yet, for I still prefer ______ at my home.
eth, here you are! _________!—-Thank you for meeting me here, Betty.
So seriously _____ in the accident that hewas sent to hospital at once.