How many ______________ do you see in the picture ?
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They are ______________.
A. woman teachers
B. women teachers
would you like ______________, please?
A. two glass of waters
B. two glasses of water
There are some ______________in these ______________.
A. knifes pencil-boxes
B. knives pencil-box
____writer is better known in China, Charles Dickens or Mark Twain?
A. Which
B. Whether