同义句改写。

My teacher ________ us ________ ________ play in the street.

同义句改写。

To learn English well is very difficult.

________ difficult ________ learn English well.

同义句改写。

The camera is so expensive that I can't buy it.

The camera costs ________ ________ ________ I can't buy it.

同义句改写。

My grandfather is too old to travel around.

My grandfather is ________ old ________ he ________ travel around any ________.

请按要求变换下列句式，每空一词。

________ ________ that mountain is hard.

请按要求变换下列句式，每空一词。

________ did you decide to ________?

请按要求变换下列句式，每空一词。

________ ________ join us?

请按要求变换下列句式，每空一词。

________ ________ you visit a lake?

句型转换，每空一词。

I'll tell you ________ ________ ________ she comes here.

句型转换，每空一词。

________ ________ ________ it take her to finish the work?