What is it?Sometime it is long.Sometimes it is round.There may be only one.There may be more of them than you can count.Now you can guess what it is.It is a line.Sometimes a line is s_____1_____.Some lines are side by side.They never m_____2_____.Tra
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What is it?Sometime it is long.Sometimes it is round.There may be only one.There may be more of them than you can count.Now you can guess what it is.It is a line.Sometimes a line is s_____1_____.Some lines are side by side.They never m_____2_____.Tra
What is it?Sometime it is long.Sometimes it is round.There may be only one.There may be more of them than you can count.Now you can guess what it is.It is a line.
Sometimes a line is s_____1_____.Some lines are side by side.They never m_____2_____.Train tracks are l_____3_____ these lines.Some lines do meet.They cross each other.Streets are like lines that cross each other.
When lines change,new s_____4_____ are made.Sometimes a line is curved(去现状的).Curved lines may cross each other.Curved lines may be side by side.Curved lines may be closed.A circle is one k_____5_____ of closed curve.
Look a _____6_____ you.Can you find straight lines and curved lines?Can you f_____7_____ lines that cross and lines that do not cross?
1.____________ 2.____________ 3.____________ 4.____________
5.____________ 6.____________ 7.____________
What is it?Sometime it is long.Sometimes it is round.There may be only one.There may be more of them than you can count.Now you can guess what it is.It is a line.Sometimes a line is s_____1_____.Some lines are side by side.They never m_____2_____.Tra
1.straight 2.mix 3.like 4.shapes 5.kind 6.around 7.find