﹣____is it from Lanzhou to Lhasa?
﹣It's about 2,160 kilometers.( )
A.How oftenB.How farC.How longD.How many
—Mum, I’ve heard that we can’t eat ____ these days. Is it true? —Take it easy. It is safe to eat cooked meat.
—How many _______do you have?
Here are many_______ and________.
This blue pen is .
Look! Some ______ are in the school.