高手!教我改写英语句子！急！

Question

按要求改写句子：
1.I think so.(否定句）____________________________________.
2.There are (sisty)books in the box.(对括号部分提问）______________.
3.This book is his father's.(将主语改成复数）___________________.
4.You must take "E"away.(祈使句)____________________________.
5.The bird is sitting (in the tree).(对括号部分提问）
6.They're riding bikes on the hill.(一般疑问句）____________.
7.This box is big.This box isn'tsmall.(连成选择疑问句）___________.
8.I would like(a cup of tea).(对括号部分提问）________________.
9.There are some cups of the tea on the desk.(一般疑问句，并做否定回答）_______________.
10.Thorw frisbies in the school.(否定句）____________________

Answer 1

1.I don't think so.
2.How many books are there in the box?
3.These books are his father's.
4.Take "E" away.
5.Where is the bird sitting?
6.Are they riding bikes on the hill?
7.Is this box big or small?
8.What would you like?
9.Are there any cups of tea on the desk? - No,there aren't.
10.Don't throw frisbies in the school.