She has had a letter from her friend．(一般疑问句)

________ she ________ a letter from her friend?

The shirt is sixty yuan．(对画线部分提问)

________　________ is the shirt?

We would like to take a plane．(改为同义句)

We would like to ________　________　________．

Let's go swimming．(改反意疑问句)

Let's go swimming, ________　________?

He will have a meeting tomorrow．(改为否定句)

He ________　________ a meeting tomorrow．

Tom could work out this Maths problem himself．(保持句意不变)

Tom ________　________ to work out this Maths problem himself．

It is not necessary to have a new building in our school．(保持句意不变)

It is ________ to have a new building in our school．

I like Picture 2 better than Picture 4．(保持句意不变)

I ________ Picture 2 ________ Picture 4．

Danny is shorter than Tom．(改为同义句)

Tom is ________ than Danny．

The number of the windows in the new house is six．(改为同义句)

________　________ six windows in the new house．