he,lose his pen,he,go sighting in the city,when用适当的行驶连词成句,
问题描述：
he,lose his pen,he,go sighting in the city,when用适当的行驶连词成句,
答
he is go sighting in the city when he lose his pen.
答
He lost his pen when he went sighting in the city.
答
He lost his pen when he went sighting in the city .
他在这座城市观光时丢了他的笔
答
He lost his pen when he went sighting in the city