按要求转换下列句型

Do you have a baseball bat？(作否定回答)

________,________ ________

按要求转换下列句型

His keys are under the bed．(就画线部分提问)

________ ________ his keys？

按要求转换下列句型

They are Chinese girls．(改为单数句)

________ ________ ________ Chinese ________．

按要求转换下列句型

He has a cousin．(改为否定句)

He ________ ________ a cousin．

按要求转换下列句型

We have seven computers．(变为一般疑问句)

________ ________ ________ seven computers？

按要求转换下列句型

This box is very big．(变为复数句)

________ ________ ________ very big．

连词成句

is,where,sofa,my,father's(？)

____________________

连词成句

don't,I,soccer,have,ball,a(．)

____________________

连词成句

play,us,games,computer,let(．)

____________________

连词成句

have,baseball,a,does,father,your(？)

____________________