在2008年北京奥运会上,我国选手孟关良、杨文军在男子双划艇500m决赛中以101s的成绩获得金牌。关于他们在决赛中的运动速度,下列说法中正确的是( )
—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.