按每个小题后的要求做题。

There used to be a church here, ________　________　________?(构成反意疑问句)

按每个小题后的要求做题。

Her mother busied herself in getting dinner ready．(改为同义句)

Her mother was ________　________ dinner．

按每个小题后的要求做题。

________　________(时间许可的话), we'll go swimming．

按每个小题后的要求做题。

She had no sooner entered the classroom, the class began．(改为同义句)

No sooner ________ she ________ the classroom, the class began．

按每个小题后的要求做题。

My car broke down．I must ________ it ________ today．(修理)

按每个小题后的要求做题。

It began to snow, and what was worse, we didn't know where to go in the forest．(改为同义句)

It started to snow, and ________　________ , we lost our way completely in the forest．

按每个小题后的要求做题。

I would like you to change this blouse．If you don't, give me my money back．(改为同义句)

I would like you to change this blouse ________　________ return me the money．

Learning about the ________ of water helps us understand life on our planet．

This circulation ________ energy to the marine ecosystems and moved nutrients around．

Life in the oceans ________ from the tiniest plankton all the way up to giants like sharks and whales．