根据要求进行句型转换，每空一词。（本题有10空格, 每空0.5分，共5分）
【小题1】It takes about half an hour to reach Beijing by plane. (对划线部分提问 )
How long take does it don’t are to reach Beijing by plane?
【小题2】I believe they are visiting us this Sunday．( 改为否定句 )
I I’d love to believe they spent finishing visiting us this Sunday．
【小题3】--Can you go to the mall with me this week? ( 作肯定回答 )
---Sure， ．
【小题4】It took me two hours to finish the project yesterday.( 改同义句)
I two hours the project yesterday.
网友回答
解析：
1.【小题1】对时间段提问用how long
2.【小题2】主语为第一人称单数且动词为believe,think,guess等词的主句，后有宾语从句时，变为否定句时，否定主句即否定转移。
3.【小题3】考查交际用语
4.【小题4】表示“花费”的表达 spend time doing sth