用适当的介词或副词填空。

She is very anxious ________ her son’s safety．

句型转换

A．He will not go to Qingdao．He would like to go to Shanghai．

B．He will go to Shanghai ________　________ Qingdao．

句型转换

A．While still a student, she played a role in a play．

B．While still a student, she ________　________　________ in a play．

句型转换

A．Helen went to bed after she finished the letter．

B．Helen ________　________ to bed ________ she finished ________ the letter．

句型转换

A．Boys need to develop their bodies fully before attempting such difficult exercise．

B．Boys need to develop their bodies fully ________　________　________ such difficult exercise．

句型转换

A．In the street did Tom meet an old friend yesterday．

B．It was in the street ________ Tom ________ an old friend yesterday．

句型转换

A．After he had waited for an hour outside the store, he remembered that he had forgotten to take some money with him．

B．________　________ for an hour outside the store, he remembered that he had forgotten to take some money with him．

句型转换

A．He liked singing and dancing when he was still a little child．

B．He liked singing ________　________　________ dancing in his ________．

句型转换

A．He learned to play the violin from his father．His father was a singer．

B．He learned to play the violin from his father, ________ was a singer．

句型转换

A．You can’t go home if you don’t finish your writing．

B．You can’t go home ________ you finish your writing．