第1个回答 2014-10-17
Is Tim looking at an aeroplane? No,he isn't.
第2个回答 2014-10-17
Is Tim Iooking at an aeroplane
追答No,he,isn't
第3个回答 2014-10-17
Is Tim looking at an aeroplane?No,he isn't.
第4个回答 2014-10-17
Is Tom looking at an airplane?
No,he isn't.
第5个回答 2014-10-17
Is Tom loking at an airplane?
No,he isn't