I have been to the Space Museum．（对画线部分提问）
________ ________you________？
His sister went to Beijing last March and last October．She went to Beijing again last month．（改为同义句）
His sister has been to Beijing________ ________since last March．
The weather here is fine from January to December．（改为同义句）
The weather here is fine________ ________ ________．
He has never been to New York．I have never been there，either．（改为同义句）
He has never been to New York，and________ ________I．
I have studied English for four years．（对画线部分提问）
________ ________have you studied English？
I spent two hours cleaning my room yesterday．（改为同义句）
It________me two hours________ ________my room yesterday．
